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ATS 转换柜 Diesel generator parallel control system, parallel cabinet, grid cabinet, parallel cabinet, control cabinet, ATS conversion cabinet
Full intelligent digital parallel system
Intelligent digital parallel system
Intelligent control and communication
Intelligent control and communication
Diesel generator and machine control system, and cabinets, network cabinets, control cabinet, ATS conversion cabinet
Full intelligent digital parallel system
Intelligent digital parallel system
1: Overview: Automatic intelligent parallel operation, the parallel system has the functions of automatic parallel and automatic load balancing, and can smoothly transfer the active and reactive power of the load (can be automatically adjusted according to the change of the load, and the load is evenly distributed On multiple units), the entire parallel system can automatically adjust the number of units in operation according to the capacity of the load, and provide a stable emergency power supply for the connected loads through the switchgear bus and feeder system.
A: general surgery: automatic intelligence and machine, and machine system with automatic machine, automatic load balancing function, and can be smoothly transferred the load active power and reactive power (according to the change of the load automatic adjustment, the load average allocation in the multiple unit), the whole machine system according to load volume automatically adjusts the size of input operating unit number, the switch cabinet bus and feeder system for the connected load to provide stability to the emergency power supply.
2: System description: When the normal power supply fails, the diesel generator system will start on its own and run in parallel, providing emergency power for the connected load through the switchgear bus. Equipped with an alarm system for the main control panel of the diesel generator to automatically stop and unload when the diesel generator fails. When normal power is restored, shut down the generator and reset to standby until
Two: System Description: failure of the normal power supply, diesel generator system will automatically start, parallel operation, the switch cabinet bus to the connected load to provide emergency power supply. For the diesel generator control panel equipped with an alarm system, when the diesel generator fault automatic stop, unloading. When the normal close to restore power supply, generator, reset to a standby state, until the
Restart at the next power failure. When the diesel generator is put into use, it can be given
A power failure restart. When the diesel generator is put to use, can be given
UPS 关闭充电功能。 A signal to make the UPS turn off the charging function.
A signal, the UPS off the charging function.
． A. 50% ～ 100% 总额定功率范围内能稳定运行，且可平稳地转 Parallel units can run stably in the range of 50% to 100% of the total rated power, and can run smoothly 5% 。 The active power and reactive power of a shifted load, the difference between the distribution of active power and reactive power is not more than 5% .
～ 100% rated power range of stable operation, and can smoothly shift the load active power and reactive power, the active power and reactive power distribution difference of not more than 5%. A. parallel units in 50% ～ 100% rated power range of stable operation, and can smoothly shift the load active power and reactive power, the active power and reactive power distribution difference of not more than 5%.
． B. ( 包括监控信号 ) 。 When a parallel unit is started, when one unit or its parallel device fails, it does not affect the normal start and operation of other units ( including monitoring signals ) .
B. parallel unit start run time, when a unit or its parallel device fault, does not affect the other units of the normal startup, operation (including monitoring signal).
． C. For example, if a parallel control unit is equipped with a main control cabinet, its control system has a main control redundancy function, that is, the main control function is online hot backup in real time, one main control module fails, and the other main control module is seamlessly backed up in real time to achieve disturbance-free power supply system. run.
C. as main control cabinet and machine set, the control system has a main control redundancy function, namely the main control functions of real-time online backup, a main control module fault, a main control module for real-time seamless backup power supply system, realize the operation without disturbance.
． D. 60 秒。 The time from receiving the start command (excluding the start delay time) to completing the parallel output (capable of bearing the rated load) should not exceed 60 seconds.
D. unit from receiving the starting instruction (not including the starting delay time) to complete the parallel output (able to bear load rating of less than 60 seconds).
Under normal circumstances, the diesel generator and unit parallel control system are in a self-starting state. 10 秒钟内（可设），所有并联发电机组同时启动。 When the unit receives the start signal, within 10 seconds (settable) of the parallel control device , all parallel generators start at the same time. 90% 的额定电压和频率的机组将通过发电机组断路器连接到应急母线，其余发电机组自动同步后接入，根据负荷重要性，依次投入负载。 First , the units that reach 90% of the rated voltage and frequency will be connected to the emergency bus through the generator set circuit breaker, and the remaining generator sets will be automatically synchronized after being connected, and will be sequentially put into load according to the importance of the load.
Under normal circumstances, diesel generators and generating units parallel control system are in since the start state. When the unit is receiving the start signal, parallel control unit receives the start signal within 10 seconds (can be set up), all the parallel power set to start at the same time. The first reached 90% of the rated voltage and frequency of the units will be through the generator circuit breaker is connected to the rest of the emergency bus, generating set automatic synchronous access, load according to the importance, sequentially input load.
． E. When the mains power is restored, the system automatically switches all loads back to the mains power supply after an adjustable time delay. 0 到 10 分钟（时间可以通过控制装置调节），控制装置将自动复位，并为下一次运行作好准备 The generator set will run for 0 to 10 minutes under no-load condition (time can be adjusted by the control device), the control device will automatically reset and prepare for the next operation
E. when electric power supply after the power recovery, system after the adjustable delay time, automatically converts all load to cut back the city electric power supply. Generators shall be under no load condition to run0to 10 minutes (the time can be adjusted through the control device), control device can automatically reset, and for the next run ready
． F. Load management The control of the parallel main control module on the input demand and load demand of the generator set is as follows: 1 ～ 10 分钟（可调）后，系统判断 After the mains power is cut off, all units will run in parallel for 1 to 10 minutes (adjustable), the system judges
F. load management and main control module for generating input demand and load demand control, specific as follows: electric power, all units operating in parallel for 1to 10 minutes (adjustable), the system judges
Load factor, reducing the number of units running. 80 ％可调）时，自动解除一台机组的运行；再次根据上述原则判断是否需再减一台机组运行；依次 When the load is less than 80 % of the total rated power of the unit , it can automatically cancel the operation of one unit; once again, it is judged whether another unit needs to be operated according to the above principles; Analogize until the remaining crew cannot be reduced. If the load increases during operation, the principle of adding machines is as follows: When the load exceeds the current operating unit 85 ％（可调）时，自动再启动一台机组，投入并联供电。 When the total rated power is 85 % (adjustable), another unit is automatically started and the parallel power supply is started.
Load rate, reduce the number of unit operation. When the load is less than the units total80% of rated power adjustable), automatic lifting of a unit operation; again according to this principle, to determine whether it is necessary to cut a unit operation ; followed by analogy, remaining until the unit cannot be reduced. If during operation, load increases, add machine principle is as follows: when the load exceeds the current operating units total 85% of rated power (adjustable), automatic restart a unit, input parallel power supply.
并机控制装置具备扩展能力，预留并机扩展接口，并在扩展后不影响系统的可靠性。 H. Parallel control device has expansion capability, reserves parallel expansion interface, and does not affect system reliability after expansion.
H. and machine control device with extension ability, reserved and machine interface, and in the extension does not affect the reliability of the system.
three: System operation mode
Three: the system operating mode
自动运行 A) Automatic operation
A) automatic operation
当柴油发电机组和主控制屏处于自动模式时，一旦正常电源发生故 (1) When the diesel generator set and the main control panel are in automatic mode,
(1) when the diesel generating set and the main control panel in the automatic mode, once the normal power supply occurs so
10 秒内，发电机启动，第一台 90% 的额定电压和频率将通过发电机断路器连接到应急母线。 Within 10 seconds of receiving the start signal , the generator starts, and the first 90% of the rated voltage and frequency will be connected to the emergency bus through the generator circuit breaker. The second to seventh units start automatically and in parallel, and are connected in parallel to the main bus to share the system load. 3 次 10 秒钟的启动尝试，每次启动间隔 10 秒钟。 Each generator allows three 10- second startup attempts, with a 10- second interval between each start . 3 次启动尝试全部失败后，起动超时闭锁功能，发出启动失败报警。 When all three startup attempts have failed, the startup timeout lockout function will issue a startup failure alarm.
Avoidance, after receiving a starting signal generator for 10 seconds, start, the first90% of the rated voltage and frequency will be through the generator circuit breaker is connected to the emergency bus. Second to seventh automatic synchronous initiation, parallel to the main bus- bar, sharing system load. Each generator allows 310seconds of starting the experiment, each time interval10 seconds. When the 3start attempt failed after all, starting overtime locking function, a boot failure alarm.
收到启动信号 10 秒内，其余发电机同步自动启动，并联于应急母线，闭合断路器。 (2) Within 10 seconds of receiving the start signal , the remaining generators will start automatically and synchronously, parallel to the emergency bus, and close the circuit breaker.
(2) receives the start signal for 10 seconds, the remaining generators automatically start, parallel to the emergency bus, closed circuit breaker.
当正常电源恢复后， ATS 系统（客户提供）经过可调整的时间延迟，自动将所有负荷切换回正常电源。 (3) After the normal power is restored, the ATS system (provided by the customer) automatically switches all loads back to normal power after an adjustable time delay. 0 至 5 分钟时间停机，时间可以通过控制屏调节。 The generator circuit breaker is opened at the same time, and the diesel engine will run for 0 to 5 minutes to stop without load . The time can be adjusted through the control screen. The control screen automatically resets to standby.
(3) when the normal power is restored, the ATS system (customers) after the adjustable delay time, automatically converts all load switching back to the normal power supply. Generator breaker opened at the same time, diesel engine will be under no load condition to run 0to 5minutes down, time can be achieved through the control panel control. Control panel automatic reset to standby state.
手动运行 B) run manually
B) manual operation
当主控制处于手动模式时，整个应急柴油发电机系统处于手动状态，由柴油发电机选择开关控制机组的启动和停止。 (1) When the main control is in the manual mode, the entire emergency diesel generator system is in the manual state, and the diesel generator selection switch controls the start and stop of the unit.
(1) when the main control in manual mode, the emergency diesel generator system is under manual condition, by a diesel generator selector switch control unit start and stop.
保护功能在手动运行和自动运行时同样有效。 (2) The protection function is also effective in manual operation and automatic operation.
(2) protection in manual operation and automatic operation is still valid.
柴油发电机模式选择 C) Diesel generator mode selection
C) diesel generator mode selection
Each diesel generator should have the following operating modes:
Each diesel generator should have the following operation mode:
紧急停止：当发电机运行时，无论什么时候按下紧急停止按钮，机组将立刻停机并且发电机断路器将断开。 (1) Emergency stop: When the generator is running, whenever the emergency stop button is pressed, the unit will immediately stop and the generator breaker will be opened. Serious faults can also cause the diesel engine to stop suddenly and lock the start function until the staff eliminates the fault and resets the lock.
(1) emergency stop: when the generator operation, no matter what time to press the emergency stop button, set will stop immediately and will disconnect the generator circuit breaker. Serious failure may also be caused by diesel engine emergency stop, atresia start function, until the staff troubleshoot and reset lockout.
正常（冷却）停止：允许经过一定时间延迟后正常切断柴油发电机， (2) Normal (cooling) stop: allow the diesel generator to be shut down normally after a certain time delay,
(2) normal (cooling) stop: the time delay must normally cut diesel generator,
In order to cool the diesel generator after a certain period of running time with load. When the diesel generator is running
In order to make the diesel generator after a certain time after cooling load operation. When the diesel generator
Whenever the selector switch is set to the off position, the generator breaker will open and the unit will continue to run for a period of time according to the delay time set by the delay relay.
When, whenever you select switch is placed in the closed position, the generator circuit breaker to be disconnected, unit according to the time delay relay set delay time continues to operate for a period of time.
自动：柴油发电机处于待机状态，无论什么时候收到由自动切换系统或进行系统测试传来的信号，机组将自动启动。 (3) Automatic: The diesel generator is in the standby state. Whenever a signal from the automatic switching system or system test is received, the unit will start automatically. When the normal power is restored, the conversion system will send a signal to the diesel generator to shut down or the system test is over, the circuit breaker will be opened, and the diesel generator will idle for a period of time before the shutdown to prepare for the next operation.
(3): automatic diesel generator is in a standby state, no matter what time is received by the automatic switching system or system testing signals, power unit will automatically start. When power is restored, conversion system will send a signal to the diesel generator shutdown or system testing ended, the circuit breaker will disconnect, diesel generators in shutdown before will idle for a period of time, for the next operation preparation.
测试：柴油发电机将起动并达到要求的转速和电压。 (4) Test: The diesel generator will start and reach the required speed and voltage. The diesel engine will continue to run until the test time is reached. This test time can be set as needed. When the diesel generator is running in the test state, if the normal power supply fails and the main control switch is in the automatic state, the diesel generator will automatically synchronize and close the generator breaker to the bus, or act as described in automatic operation .
(4) test: diesel generator will start and meets the requirements of speed and voltage. Diesel engine will run continuously until the test time of arrival date. This test time can be set according to needs. When the diesel generator running in a test condition , if the normal power failure occurs, the main control switch in the automatic state, diesel generators will be automatically synchronized, and the generator circuit breaker closing to the bus, or automatic operation as described by action.
自动加载、卸载功能自动模式运行时，系统自动检测机组输出功率大小，并根据输出功率大小（可调）来控制投入运行机组的台数，如：总负载小于单台机组功率的 40% 时停止一台优先级别低的机组；当总负载大于单台功率的 85% 时 D) Automatic loading and unloading function When the automatic mode is running, the system automatically detects the output power of the unit and controls the number of units that are put into operation according to the output power (adjustable) . Stop a low-priority unit; when the total load is greater than 85% of a single unit's power
Automatic loading unloading function of D), automatic mode of operation, the system detects the output power size, and according to the output size (adjustable) to control the input operating unit number, such as: the total load is less than the single unit power40% to stop a priority level lower unit; when the total load is greater than a single power of85%
Automatically start another unit and share the load automatically after synchronization and parallel connection. When one unit fails, the other unit will start automatically and output the load after being connected in parallel.
Automatic start another unit, and automatic synchronization, parallel load sharing. When one station unit fault, there will be another unit automatically start, after the parallel output load.
负载分配控制数字式自动负载分荷控制器：各机组以负载均分的控制模式，将负载依各机组容量进行比例分担。 E) Load distribution control digital automatic load sharing controller: Each unit uses the load sharing control mode to share the load according to the capacity of each unit.
E) load distribution control digital automatic load sharing load controller: each unit to load sharing control mode, the load in accordance with the unit capacity proportion.
保护特性 F) Protection characteristics
F) protection characteristics
每台柴油发电机有数字式逆功率继电器来提供反转保护。 (1) Each diesel generator has a digital reverse power relay to provide reverse protection.
(1) each having digital diesel generator reverse power relay to provide reversal protection.
设置半自动同步检查继电器。 (2) Set up semi-automatic synchronous check relay.
(2) set the semi automatic sync check relay.
并联系统采用工业 CANBUS 数据通信方式，设置联锁装置用于确保发电机断路器合闸到母线上之前，检查母线带电状态和同步控制仪处于工作状态。 (3) The parallel system adopts industrial CANBUS data communication method, and interlocking devices are provided to ensure that before the generator circuit breaker is closed on the bus, check the bus live state and the synchronous controller is in working state.
(3) parallel system based on industrial CANBUS data communication mode, set the interlocking device is used to ensure that the generator circuit breaker closing to the bus before, check bus charged state and synchronous control instrument in working state.
当有故障时提供声光报警。 (4) Provide audible and visual alarm when there is a fault. Four: the start and stop conditions of the machine:
(4) when there is a failure to provide sound and light alarm. Four: dynamo on-off conditions:
1 ）当市电电源失电后，延时 0--5S 柴油发电机自启动。 ( 1 ) When the mains power fails , the 0--5S diesel generator will start automatically after a delay .
(1) when the city electricity power source failure, delay0--5S diesel generator starting.
2 ）市电恢复后，柴油发电机延时 60S 自动停机。 ( 2 ) After the city power is restored, the diesel generator will automatically stop after a delay of 60S .
(2), after recovery, diesel generator delay60S automatic shutdown.
Five: monitoring functions:
Five: monitoring function:
柴油发电机组控制装置具有标准接口（ RS485 和 RS232 ），支持 MODBUS 标准通讯协议， 1: Diesel generator set control device has standard interfaces ( RS485 and RS232 ), supports MODBUS standard communication protocol,
1: diesel generator control device has a standard interface (RS485and RS232), supports the MODBUS standard communication protocol,
开放接口通讯协议编码表，提供专业管理软件。 2: Open interface communication protocol coding table, providing professional management software.
The open 2: interface communication protocol coding table, to provide professional management software.
机组通过标准通讯接口与电气监控互联，可由电气监控系统对其进行远程监控，控制 3: The unit is interconnected with electrical monitoring through a standard communication interface, which can be remotely monitored and controlled by the electrical monitoring system
3: unit via standard communication interface and electrical monitoring Internet, by electrical monitoring system for remote monitoring, control
机组启停（包括 4: Unit start and stop (including Start-stop control, increase / decrease unit control, etc.).
4: unit commitment (including start and stop control, change control etc.).
机组控制器能接受消防系统无源开关量远控启停信号，并将机组工作状态、故障报警信号返送消防中控室（数字信号和开关量信号都可提供） 5: The unit controller can accept the passive switch remote control start-stop signal of the fire protection system, and return the unit's working status and fault alarm signal to the central fire control room (both digital signals and switch signals can be provided)
5: unit controller can receive the fire system passive switch remote control on-off signal, and will set working state, fault alarm signal return fire control room (the digital signal and the switching signal can provide)
电气监控能监测以下参数和信号（不局限于以下内容）： 6: Electrical monitoring can monitor the following parameters and signals (not limited to the following):
6: electrical monitor can monitor the following parameters and signal (not limited to the following):
, , ）机组工作状态、故障报警等信号，输出频率、电压、电流、有功功率、无功功率、功率因数等 A ,,) Unit working status, fault alarm and other signals, output frequency, voltage, current, active power, reactive power, power factor, etc.
A) set working state, fault alarm signal, the output frequency, voltage, current, active power, reactive power, power factor
）电源主断路器运行状态、故障报警、手 / 自动转换开关状态等信号； B ) Power supply main circuit breaker operating status, fault alarm, hand / automatic transfer switch status and other signals;
B) power main circuit breaker operation state, fault alarm, manual / automatic switch status signal;
）油箱液位超限、油压过低、油温过高、水温过高及启停故障等报警信号； C ) Alarm signals such as oil tank liquid level over-limit, too low oil pressure, too high oil temperature, too high water temperature, and start-stop failure;
C) tank level gauge, oil pressure, oil temperature, water temperature and starting and stopping fault alarm signal;
报警信号 D) Alarm signal
D) alarm signal
停机信号 E) Stop signal
E) stop signals
继电器动作信号 F) Relay action signal
F) relay signal
并机系统和单机的工作参数与工作状态 G) Working parameters and working status of parallel system and single machine
G) and machine system and a single working parameters and working condition
、并机方式：发电机组并机方式工作时，当接到启动信号后同时启动 2 台机组， 2 台机组并机运行，此时并机控制系统自动检测机组输出功率大小，并根据输出功率大小（可调）来控制投入运行机组的台数（具备负载管理功能）。 6. Parallel mode: When the generator sets work in parallel mode, when two sets of generators are started at the same time after receiving the start signal , the two sets of generators run in parallel. At this time, the parallel control system automatically detects the output power of the units and according to the output power Size (adjustable) to control the number of units in operation (with load management function). 5min （可调）后自动停机。 After the mains call signal is confirmed by delay, the output switch of the unit will be automatically cut off, and the running unit will stop automatically after 5 minutes of no-load operation (adjustable). When one diesel unit fails, the system can start the other diesel units normally and can
In 6, and the machine: generating units and machine work, when receiving the startup signal simultaneously launched 2units, 2 units and machine operation and machine control system, the automatic detecting unit output power size, and according to the output size (adjustable) to control the input operating unit number (with load management function). City Electric call signal by the delay confirmation, automatically cut off the unit output switch, the unit running no-load running 5min (adjustable) after the automatic shutdown. When a diesel generator unit fault, system can start the diesel engine and
数字参数读数（由并机馈线系统配合机组控制系统提供以下数字读数） 7. Digital parameter reading (the following digital readings are provided by the parallel feeder system and the unit control system)
7digital readings of the parameter (by and machine feeder system with unit control system provides the following digital readout)
发电机交流电压 -3 相 ( 线 - 线、线 - 相 ) A) Generator AC voltage -3 phases ( line - line, line - phase )
A) generator AC voltage -3 (line line, line-phase)
发电机交流电流 ( 每相、平均 ) B) Generator AC current ( per phase, average )
Generator alternating current (B), average per phase)
发电机有功功率 (kW) ( 总功率 ) C) Generator active power (kW) ( total power )
C) the active power of the generator (kW) (power)
发电机无功功率 (kVAR) ( 总功率 ) D) Generator reactive power (kVAR) ( total power )
D) generator reactive power (kVAR) (power)
发电机输出 % 额定功率 ( 总 ) E) Generator output % rated power ( total )
E)% of rated power output of the generator (total)
发电机视在功率 (kVA) ( 总 ) F) Generator apparent power (kVA) ( total )
F) generator apparent power (kVA) (general)
发电机功率因数 (PF) ( 平均 ) G) Generator power factor (PF) ( average )
G) generator power factor (PF) (, mean)
发电机频率 H) generator frequency
H) generator frequency
发动机转速 RPM I) Engine speed RPM
I) the engine speed RPM
发动机计时表 J) Engine chronograph
J) engine timing table
发动机起动成功次数 K) Number of successful engine starts
K) engine starting success
发动机机油压力 (psi, KPa, bar) M) Engine oil pressure (psi, KPa, bar)
M) engine oil pressure (PSI, KPa, bar)
发动机冷却液温度 N) Engine coolant temperature
N) engine coolant temperature
发电总量 KWh O) Total power generation KWh
Total power generation KWh O)
维护保养间隔 ( 发动机运行时间或日期 ) P) Maintenance interval ( engine operating time or date )
Maintenance interval (P) engine operating time or date)
实时时钟 Q) Real-time clock
Q) real-time clock
报警功能（由并机馈线系统配合机组控制系统提供以下保护和诊断功能） 8.Alarm function (the following protection and diagnostic functions are provided by the parallel feeder system and the unit control system)
8 alarm function (by and machine feeder system with unit control system provides the following protection and diagnosis functions)
低油压 A) Low oil pressure
A) low oil pressure
高水温 B) High water temperature
B) high temperature
超速 C) Speeding
过盘车（ 3 次启动失败） D) Passing the car ( 3 start failures)
D) before turning (3false starts)
紧急停机 E) Emergency shutdown
E) emergency shutdown
低油压报警 F) Low oil pressure alarm
F) low oil pressure alarm
低冷却水温 H 控制开关不在自动位 G) Low cooling water temperature H control switch is not in the automatic position
G) low cooling water temperature H control switch not in auto
低油位 I) Low oil level
Low level I)
充电器 AC 故障 J) Charger AC failure
J AC) charger fault
带载 Q) Load
Q) with load