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1.產品概述 / Product Overview
工業級全效電能質量模塊ASVG是將APF與SVG功能集于一體,充分利用了APF的諧波濾除功能,同時又利用了SVG的無功補償功能。ASVG根據CT采集負載電流,通過離散傅里葉變換與帕克變換分別提取諧波、無功、不平衡電流等待補償分量,通過整流器電路產生與待補償成分大小相等相位相反的電流,將系統電流補償為THD、PF、不平衡度都滿足指標的質優電流。
Industrial-grade full-efficiency power quality module ASVG integrates APF and SVG functions into a whole, making full use of APF's harmonic filtering function and SVG's reactive compensation function. ASVG collects the load current through CT, extracts the harmonic current, reactive current and unbalanced current respectively through Discrete Fourier Transformation and Park transformation to wait for compensation components, generates the current equal to the component to be compensated and opposite in phase through the rectifier circuit, and compensates the system current to be high quality current with THD, PF and imbalance meeting indexes.
2.工作原理 / Operating Principle
? 諧波電流濾除原理
? Principle of harmonic current filtering
ASVG通過外部系統電流互感器實時采集電流信號,控制器分離出其中的諧波電流部分, IGBT功率變換器產生與系統中的諧波大小相等相位相反的補償電流,實現濾除系統諧波電流的功能。
ASVG collects the current signal through the current transformer of the external system in real time, the controller separates the harmonic current, and IGBT power converter generates the compensation current equal to the harmonic in the system and opposite in phase, so as to filter the harmonic current of the system.
ASVG輸出補償電流根據系統電流的諧波量變化而動態變化。另外,ASVG有限流功能,當系統的需補償的諧波量大于ASVG容量時,ASVG可以限制在100%額定容量輸出,不會發生過載。
ASVG output compensation current changes dynamically with the harmonic content of the system current. In addition, ASVG has advanced current limiting function. When the harmonic content to be compensated is greater than ASVG capacity, ASVG can be limited to 100% rated capacity output without overload.
? 無功補償原理
? Principle of reactive compensation
ASVG通過外部系統電流互感器實時采集電流信號,控制器分離出其中的無功電流部分, IGBT功率變換器產生與系統中的無功電流大小相等相位相反的補償電流,實現無功補償的功能。
ASVG collects the current signal through the current transformer of the external system in real time, the controller separates the reactive current, and IGBT power converter generates the compensation current equal to the reactive current in the system and opposite in phase, so as to realize the function of reactive compensation.
補償目標功率因數可以通過用戶界面設定,ASVG不會出現過補或者欠補,并且補償電流平滑,不會對負載和電網產生涌流沖擊。
The compensation target power factor can be set through the user interface. ASVG will not overcompensate or undercompensate, and the compensation current will be smooth, having no inrush current impact on the load and the power grid.
3.型號說明 / Model Description
4.工業級ASVG常用選型表/ General selection table for industrial ASVG
名稱 Name |
型號規格 Model/Specification |
容量 Capacity |
尺寸(W*D*H) Dimensions (W*D*H) |
全效電能質量模塊 Full-efficiency power quality module |
AMT-ASVG150/0.4-4 |
50A+100kvar |
258*563*1383 |
AMT-ASVG200/0.4-4 |
75A+125kvar |
||
全效電能質量裝置 (機柜) Full-efficiency power quality module (cabinet) |
AMT-ASVG-300/0.4 |
100A+200kvar |
800*1000*2200
|
AMT-ASVG-350/0.4 |
125A+225kvar |
800*1000*2200
|
|
AMT-ASVG-400/0.4 |
150A+250kvar |
800*1000*2200
|
|
AMT-ASVG-600/0.4 |
225A+375kvar |
1000*1000*2200 |
5.技術參數 / Technical Parameters
項目 Item |
項目描述 Item Description |
|
電氣規格 Electrical Specifications |
輸入線電壓 Input line voltage |
380V或690V(-40~+20%) 380V or 690V (-40 ~ +20%) |
相數 Phase number |
3相4線;3相3線 3-phase 4-wire; 3-phase 3-wire |
|
頻率 Frequency |
50/60±5Hz(可設置) 50/60±5Hz (configurable) |
|
補償電流 Compensation current |
200/263A (根據機型) 200/263A (according to model) |
|
并聯運行 Parallel operation |
不限 Unlimited |
|
模塊功耗 Module power consumption |
<2.5kW |
|
效率 Efficiency |
高達92%-98% Up to 92%-98% |
|
CT變比范圍 Range of CT transformation ratio |
150:5~6000:5 |
|
通信接口 Communication interface |
干接點 Dry contact |
1個EPO One EPO |
通信 Communication |
RS485通訊接口,采用MODBUS遠程通訊協議。 RS485 communication interface, using MODBUS remote communication protocol. |
|
環境規格 Environment specifications |
使用場所 Application |
室內,不受陽光直曬,無塵埃,腐蝕性、可燃性氣體,油霧、水蒸汽、滴水或鹽份等 Indoor, free from direct sunlight, dust, corrosive, flammable gas, oil mist, water vapor, water drop or salt, etc. |
工作海拔 Altitude |
低于1500米,高于1500米時降額使用。 Lower than 1500 meters. Derate if the altitude is higher than 1500 meters. |
|
存儲溫度 Storage temperature |
-20℃~ +70℃ |
|
工作溫度 Operating temperature |
-45℃~ +55℃ |
|
濕度 Temperature |
小于95%RH,無水珠凝結 Less than 95% RH, no condensation |
|
振動 Vibration |
小于5.9米/秒2(0.6g) Less than 5.9 m/s2 (0.6g) |
|
結構 Structure |
防護等級 Level of protection |
IP20 |
顏色 Color |
白色(可定制) White (customizable) |
|
尺寸 Size |
見下節(根據機型) See the following section (according to model) |
|
冷卻方式 Cooling mode |
風冷(大功率軸流風機) Air cooling (high-power axial flow fan) |
1.產品概述 / Product Overview
工業級全效電能質量模塊ASVG是將APF與SVG功能集于一體,充分利用了APF的諧波濾除功能,同時又利用了SVG的無功補償功能。ASVG根據CT采集負載電流,通過離散傅里葉變換與帕克變換分別提取諧波、無功、不平衡電流等待補償分量,通過整流器電路產生與待補償成分大小相等相位相反的電流,將系統電流補償為THD、PF、不平衡度都滿足指標的質優電流。
Industrial-grade full-efficiency power quality module ASVG integrates APF and SVG functions into a whole, making full use of APF's harmonic filtering function and SVG's reactive compensation function. ASVG collects the load current through CT, extracts the harmonic current, reactive current and unbalanced current respectively through Discrete Fourier Transformation and Park transformation to wait for compensation components, generates the current equal to the component to be compensated and opposite in phase through the rectifier circuit, and compensates the system current to be high quality current with THD, PF and imbalance meeting indexes.
2.工作原理 / Operating Principle
? 諧波電流濾除原理
? Principle of harmonic current filtering
ASVG通過外部系統電流互感器實時采集電流信號,控制器分離出其中的諧波電流部分, IGBT功率變換器產生與系統中的諧波大小相等相位相反的補償電流,實現濾除系統諧波電流的功能。
ASVG collects the current signal through the current transformer of the external system in real time, the controller separates the harmonic current, and IGBT power converter generates the compensation current equal to the harmonic in the system and opposite in phase, so as to filter the harmonic current of the system.
ASVG輸出補償電流根據系統電流的諧波量變化而動態變化。另外,ASVG有限流功能,當系統的需補償的諧波量大于ASVG容量時,ASVG可以限制在100%額定容量輸出,不會發生過載。
ASVG output compensation current changes dynamically with the harmonic content of the system current. In addition, ASVG has advanced current limiting function. When the harmonic content to be compensated is greater than ASVG capacity, ASVG can be limited to 100% rated capacity output without overload.
? 無功補償原理
? Principle of reactive compensation
ASVG通過外部系統電流互感器實時采集電流信號,控制器分離出其中的無功電流部分, IGBT功率變換器產生與系統中的無功電流大小相等相位相反的補償電流,實現無功補償的功能。
ASVG collects the current signal through the current transformer of the external system in real time, the controller separates the reactive current, and IGBT power converter generates the compensation current equal to the reactive current in the system and opposite in phase, so as to realize the function of reactive compensation.
補償目標功率因數可以通過用戶界面設定,ASVG不會出現過補或者欠補,并且補償電流平滑,不會對負載和電網產生涌流沖擊。
The compensation target power factor can be set through the user interface. ASVG will not overcompensate or undercompensate, and the compensation current will be smooth, having no inrush current impact on the load and the power grid.
3.型號說明 / Model Description
4.工業級ASVG常用選型表/ General selection table for industrial ASVG
名稱 Name |
型號規格 Model/Specification |
容量 Capacity |
尺寸(W*D*H) Dimensions (W*D*H) |
全效電能質量模塊 Full-efficiency power quality module |
AMT-ASVG150/0.4-4 |
50A+100kvar |
258*563*1383 |
AMT-ASVG200/0.4-4 |
75A+125kvar |
||
全效電能質量裝置 (機柜) Full-efficiency power quality module (cabinet) |
AMT-ASVG-300/0.4 |
100A+200kvar |
800*1000*2200
|
AMT-ASVG-350/0.4 |
125A+225kvar |
800*1000*2200
|
|
AMT-ASVG-400/0.4 |
150A+250kvar |
800*1000*2200
|
|
AMT-ASVG-600/0.4 |
225A+375kvar |
1000*1000*2200 |
5.技術參數 / Technical Parameters
項目 Item |
項目描述 Item Description |
|
電氣規格 Electrical Specifications |
輸入線電壓 Input line voltage |
380V或690V(-40~+20%) 380V or 690V (-40 ~ +20%) |
相數 Phase number |
3相4線;3相3線 3-phase 4-wire; 3-phase 3-wire |
|
頻率 Frequency |
50/60±5Hz(可設置) 50/60±5Hz (configurable) |
|
補償電流 Compensation current |
200/263A (根據機型) 200/263A (according to model) |
|
并聯運行 Parallel operation |
不限 Unlimited |
|
模塊功耗 Module power consumption |
<2.5kW |
|
效率 Efficiency |
高達92%-98% Up to 92%-98% |
|
CT變比范圍 Range of CT transformation ratio |
150:5~6000:5 |
|
通信接口 Communication interface |
干接點 Dry contact |
1個EPO One EPO |
通信 Communication |
RS485通訊接口,采用MODBUS遠程通訊協議。 RS485 communication interface, using MODBUS remote communication protocol. |
|
環境規格 Environment specifications |
使用場所 Application |
室內,不受陽光直曬,無塵埃,腐蝕性、可燃性氣體,油霧、水蒸汽、滴水或鹽份等 Indoor, free from direct sunlight, dust, corrosive, flammable gas, oil mist, water vapor, water drop or salt, etc. |
工作海拔 Altitude |
低于1500米,高于1500米時降額使用。 Lower than 1500 meters. Derate if the altitude is higher than 1500 meters. |
|
存儲溫度 Storage temperature |
-20℃~ +70℃ |
|
工作溫度 Operating temperature |
-45℃~ +55℃ |
|
濕度 Temperature |
小于95%RH,無水珠凝結 Less than 95% RH, no condensation |
|
振動 Vibration |
小于5.9米/秒2(0.6g) Less than 5.9 m/s2 (0.6g) |
|
結構 Structure |
防護等級 Level of protection |
IP20 |
顏色 Color |
白色(可定制) White (customizable) |
|
尺寸 Size |
見下節(根據機型) See the following section (according to model) |
|
冷卻方式 Cooling mode |
風冷(大功率軸流風機) Air cooling (high-power axial flow fan) |