CN2862055Y - Load testing device for intellectual moveable generating set - Google Patents
Load testing device for intellectual moveable generating set Download PDFInfo
- Publication number
- CN2862055Y CN2862055Y CN 200520031964 CN200520031964U CN2862055Y CN 2862055 Y CN2862055 Y CN 2862055Y CN 200520031964 CN200520031964 CN 200520031964 CN 200520031964 U CN200520031964 U CN 200520031964U CN 2862055 Y CN2862055 Y CN 2862055Y
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- load
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- power transducer
- alternating current
- generator set
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Abstract
The utility model discloses an intelligent movable generator set load test apparatus, which includes power transducer (BW), load circuit, and programmable controller (API), wherein the power transducer (BW) connected to the output terminal of the generator set, the load circuit contains three-phase alternating current phase shift voltage regulation module (VT), the power transducer (BW) and the three-phase alternating current phase shift voltage regulation module (VT) are connected to the programmable controller (API) via analog input/output interface (AP2). The utility model can conveniently control the power of generator set during the test, has the advantages of stable load, movability, and convenience for carrying, and can automatically regulate load power to retain the stability of the generator load, thus guaranteeing the scientificalness of generator load test results.
Description
Technical field
The utility model belongs to a kind of load test device, relates generally to a kind of intelligent packaged type generator loading test unit.
Background technology
After the genset installation, so that reach its normal serviceability, just need to come into operation after qualified through debugging.Its content of the test comprises envelope test, transient state test, generator loading test and parallel running test, but the on-the-spot general suitable load that do not have.Generator load test unit commonly used at present mainly contains water resistance, electric furnace heating wire etc., promptly makes provisional load in the testing ground, and its shortcoming is: the one, need in-situ processing; The 2nd, the unstable easily fluctuation of load, and load is difficult for regulating; The 3rd, security is not high, can not accurately finish generator belt and carry test.
Summary of the invention
The purpose of this utility model provides a kind of intelligent packaged type generator loading test unit, and it can be regulated the output valve of load, and have mobility and convenient carrying automatically according to the size of generating set power.
The purpose of this utility model can adopt following technical scheme to realize: it comprises power transducer, load circuit and Programmable Logic Controller, power transducer connects the output terminal of genset, wherein contain three-phase alternating current phase-shift voltage regulating module in the load circuit, power transducer is connected with Programmable Logic Controller by the analog quantity input/output interface with three-phase alternating current phase-shift voltage regulating module.
Described load circuit is made of main control loop and duplexure, and the output terminal of main control loop and genset is connected, and switch is set on main control loop, and pull-up resistor, switch and internal control relay are set on each duplexure.
Described pull-up resistor is an electrothermal tube, is arranged in the load box.
The utility model compared with prior art, the advantage that has is: can control the load power of unit in genset test easily, load is stable, and is removable, easy to carry.Have the stability that automatic adjusting load power keeps generator belt to carry, thereby guarantee the science of generator loading test findings.
Description of drawings
Accompanying drawing 1 is circuit theory diagrams of the present utility model.
Among the figure: BW is a power transducer, and VT is a three-phase alternating current phase-shift voltage regulating module, and AP1 is a Programmable Logic Controller, and AP2 is an analog quantity input/output interface expanding element, and DZ is an air switch, and 1C-9C is a pilot relay.
Embodiment
In conjunction with the accompanying drawings, specific embodiment of the utility model is described.
As shown in Figure 1, described intelligent packaged type generator loading test unit mainly comprises power transducer BW, load circuit and Programmable Logic Controller AP1, and power transducer BW connects the output terminal of genset, is used to measure diesel generator set power.Wherein be provided with three-phase alternating current phase-shift voltage regulating module VT in the load circuit, power transducer BW is connected with Programmable Logic Controller AP1 by analog quantity input/output interface AP2 with three-phase alternating current phase-shift voltage regulating module VT, load loop is connected with three-phase alternating current phase-shift voltage regulating module, and is connected with Programmable Logic Controller AP1 by analog quantity input/output interface AP2.
The Programmable Logic Controller AP1 that present embodiment adopts is Siemens S7-224, and analog quantity input/output interface AP2 is Siemens EM235, and power transducer BW is VP-1, and three-phase alternating current phase-shift voltage regulating module VT is SGVTA-50.
Load circuit is made of main control loop and duplexure, the output terminal of main control loop and genset is connected, air switch DZ is set on main control loop, duplexure is by 10 loops (only illustrating three loops) in the accompanying drawing, main control loop and duplexure are connected in series, and pull-up resistor, switch (DZ1-DZ10) and pilot relay (1C-9C) are set on each duplexure, and pull-up resistor is electrothermal tube R, present embodiment design total load power is 205KW (can change), three-phase 380V power supply.Preceding 9 loops are 20KW (doing the triangle connection by the electrothermal tube that three single-phase 380V power are 6.67kW), last road realizes that through three-phase alternating current phase-shift voltage regulating module VT the stepless accent of 25kW carries, consider and be easy to carry, 10 groups of electrothermal tubes are divided into two parts and are loaded in two load boxs, all have radiator fan.
The bearing power that detects is delivered to Programmable Logic Controller AP1 by analog quantity input interface AP2, and load control is finished by Programmable Logic Controller AP1 digital quantity output point and analog output interface circuit AP1.Power setting has dual mode, the one, the ascending, descending by hand-held controller button SB1, SB2 regulate power (is determined) size of utilizing input, the excision in 10 loops of control system control and regulating load power by signal wire length, quality on certain distance; The 2nd, utilize host computer to set, can realize control and dynamic monitoring in real time.
Claims (3)
1, a kind of intelligent packaged type load test for generator set device, it is characterized in that: it comprises power transducer (BW), load circuit and Programmable Logic Controller (AP1), power transducer (BW) connects the output terminal of genset, wherein contain three-phase alternating current phase-shift voltage regulating module (VT) in the load circuit, power transducer (BW) is connected with Programmable Logic Controller (AP1) by analog quantity input/output interface (AP2) with three-phase alternating current phase-shift voltage regulating module (VT).
2, intelligent packaged type load test for generator set device according to claim 1, it is characterized in that: load loop is made of main control loop and duplexure, the output terminal of main control loop and genset is connected, switch (DZ) is set on main control loop, pull-up resistor (R), switch and pilot relay are set on each duplexure.
3, intelligent packaged type load test for generator set device according to claim 2, it is characterized in that: described pull-up resistor (R) is an electrothermal tube, is arranged in the load box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520031964 CN2862055Y (en) | 2005-09-26 | 2005-09-26 | Load testing device for intellectual moveable generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520031964 CN2862055Y (en) | 2005-09-26 | 2005-09-26 | Load testing device for intellectual moveable generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2862055Y true CN2862055Y (en) | 2007-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520031964 Expired - Fee Related CN2862055Y (en) | 2005-09-26 | 2005-09-26 | Load testing device for intellectual moveable generating set |
Country Status (1)
| Country | Link |
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| CN (1) | CN2862055Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101482449B (en) * | 2008-01-08 | 2011-08-31 | 浙江省电力试验研究院 | Risk limitation method for fast runback test of thermoelectric generating set |
| CN102508159A (en) * | 2011-11-17 | 2012-06-20 | 河海大学 | Universal auxiliary test system and method for automatic adjusting device of large generator set |
| CN102540075A (en) * | 2012-01-31 | 2012-07-04 | 山东华力机电有限公司 | Loading performance test device for generator unit |
| CN101672893B (en) * | 2008-09-10 | 2012-08-08 | 华东电力试验研究院有限公司 | Generator set primary frequency modulation performance testing method for simulating grid frequency change |
| CN102928777A (en) * | 2012-10-19 | 2013-02-13 | 株洲变流技术国家工程研究中心有限公司 | System and method for load test of diesel generating set |
| CN110176783A (en) * | 2019-05-29 | 2019-08-27 | 湖南力宇新能源科技有限公司 | The power regulating method and device of generating set |
-
2005
- 2005-09-26 CN CN 200520031964 patent/CN2862055Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101482449B (en) * | 2008-01-08 | 2011-08-31 | 浙江省电力试验研究院 | Risk limitation method for fast runback test of thermoelectric generating set |
| CN101672893B (en) * | 2008-09-10 | 2012-08-08 | 华东电力试验研究院有限公司 | Generator set primary frequency modulation performance testing method for simulating grid frequency change |
| CN102508159A (en) * | 2011-11-17 | 2012-06-20 | 河海大学 | Universal auxiliary test system and method for automatic adjusting device of large generator set |
| CN102508159B (en) * | 2011-11-17 | 2013-09-25 | 河海大学 | Universal auxiliary test system and method for automatic adjusting device of large generator set |
| CN102540075A (en) * | 2012-01-31 | 2012-07-04 | 山东华力机电有限公司 | Loading performance test device for generator unit |
| CN102928777A (en) * | 2012-10-19 | 2013-02-13 | 株洲变流技术国家工程研究中心有限公司 | System and method for load test of diesel generating set |
| CN110176783A (en) * | 2019-05-29 | 2019-08-27 | 湖南力宇新能源科技有限公司 | The power regulating method and device of generating set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |