Static Var Generator
Wt-svg, also known as static var generator (SVG) or static synchronous compensator (STATCOM), is a device that uses a self-commutating power electronic bridge converter to compensate for reactive power in an electrical power grid. It works by adjusting the amplitude and phase of the output voltage from the bridge circuit in real time or by directly controlling the current on the AC side of the bridge circuit. This allows the Wt-svg to absorb or emit reactive power as needed, helping to regulate voltage and improve power quality.
- Cooling method: Smart air cooling
- Noise :<70dB
- Working frequency:50/60HZ +-5HZ
- Operating frequency:21.6KHZ
Product Description
Wt-svg, also known as static var generator (SVG) or static synchronous compensator (STATCOM), is a device that uses a self-commutating power electronic bridge converter to compensate for reactive power in an electrical power grid. It works by adjusting the amplitude and phase of the output voltage from the bridge circuit in real time, or by directly controlling the current on the AC side of the bridge circuit. This allows the Wt-svg to absorb or emit reactive power as needed, helping to regulate voltage and improve power quality.
Advantages
Features: Static Var Generator
1. Wide compensation range: It has a wide compensation range of (+1)~(-1), which means it can effectively compensate for a wide range of reactive power fluctuations. This makes it a versatile device that can be used in various applications.
2. Fast response speed: It has a fast response speed, with a full compensation response speed of ≤10ms. This means that it can quickly react to changes in reactive power demand, which helps to maintain voltage stability and improve power quality.
3. Low-order harmonic compensation capability: Wt-svg can compensate for low-order harmonics up to the 13th harmonic. This helps reduce harmonic distortion in the power grid, improving the efficiency of power transmission and distribution.
4. Phase unbalance compensation capability: It can compensate for phase unbalance in the power grid. This helps to ensure that the voltage on all three steps is equal, which is important for the safe and reliable operation of electrical equipment.
5. Parallel access system: Static Var Generator can operate in parallel with other Wt-svg devices. This allows for a scalable and flexible solution to reactive power compensation needs.
6. User-friendly operating system: Wt-svg has a user-friendly operating system that is simple and easy to understand. This makes it easy for operators to configure and maintain the device.
Specification
Project | Product Specifications | 5kvar | 10kvar | 15kvar | 20kvar | 25kvar | 30kvar | 35kvar | 50kvar | 75kvar | 100kvar |
Product parameters | Operating Voltage V | 400±20% or 220 ±15% | |||||||||
working frequency | 50/60HZ +-5HZ | ||||||||||
System structure | Three-phase three-wire, three-phase four-wire, two-phase three wire, or other type | ||||||||||
Current sampling | 5A (CT:100/5~10000/5) | ||||||||||
Current sampling location | Load side/grid side optional | ||||||||||
circuit topology | three-level | ||||||||||
Number of units that can be connected in parallel | unlimited | ||||||||||
operating frequency | 21.6KHZ | ||||||||||
cooling method | Smart air cooling | ||||||||||
Technical performance | Filter range | 2~13 times (50% of rated current) | |||||||||
Reactive power compensation | -100%~+100% power factor can be set | ||||||||||
Three-phase unbalance | 100% unbalance fully compensated | ||||||||||
Overload protection | support | ||||||||||
power factor | -1~+1 | ||||||||||
Instantaneous response time | < 100 μs | ||||||||||
full response time | <10ms | ||||||||||
noise | <70dB | ||||||||||
Protective function | Perfect protection for overvoltage/undervoltage, abnormal frequency, overtemperature, overcurrent, short circuit, phase loss, DC bus overvoltage/undervoltage, IGBT fault, etc., with system self-diagnosis function and fault recording function。 | ||||||||||
Communication monitoring | extensions | 10-channel TSC interface, can be mixed with TSC/TSF | |||||||||
Communication Interface | RS485, network port | ||||||||||
Protocol | Electrical protocol, Modbus protocol, TCP/IP | ||||||||||
PC software | Yes, all parameters can be set by the host computer | ||||||||||
UI | 3/7 inch touch screen | ||||||||||
Display information | Grid parameters such as voltage, current, power and harmonics | ||||||||||
monitor | Support independent monitoring /centralized monitoring of each module | ||||||||||
error alarm | Yes, up to 500 alarm messages can be recorded | ||||||||||
Use environment | ambient temperature | -10 ℃ ~+45 ℃ | |||||||||
stored temperature | -40 ℃ ~ + 65 ℃ _ _ | ||||||||||
Relative humidity | max , no condensation | ||||||||||
Altitude | Below 1500m, the power is reduced by 1% for every additional 100m | ||||||||||
Protection class | IP20 higher protection level can be customized | ||||||||||
Mechanical properties | Installation method | Wall Mount / Rack / Complete Machine | |||||||||
Line entry | rear entry /top entry |
Rack type | Dimensions (mm) W*H*D | 5kvar | 10kvar | 15kvar | 20kvar | 25kvar | 30kvar | 35kvar | 50kvar | 75kvar | 100kvar |
246*110*327 | 266*88*365 | 415*170*580 | 570*200*580 | 570*240*616 | 570*270*670 | ||||||
Weight ( kg ) | 5.20000 | 8.8 | 22 | 38 | 46 | 70 | |||||
Wall mount | Dimensions (mm) | 210*350*130 | 230*400*88 | 381*174*623 | 506*204*623 | 506*244*653 | 506*274*710 | ||||
Weight ( kg ) | 5.2 | 8.8 | 22 | 38 | 46 | 70 |
Application
Applications of Wt-svg:
- Transmission Line
Transmission line compensation: It can compensate for reactive power losses in transmission lines. This helps to improve voltage stability and reduce power losses.
- Distribution System
Distribution system compensation: It can compensate for reactive power fluctuations in distribution systems. This helps to improve voltage regulation and reduce flicker.
- Wind Farm
Wind farm integration: Wt-svg can integrate wind farms into the power grid. This is because wind farms can generate reactive and active power. It can help to compensate for the reactive power fluctuations caused by wind farms.
- Data Center
Data centre applications: These can be used to improve the power quality in data centres. This is because data centres are sensitive to voltage fluctuations and power outages.
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