CN208283074U - A kind of steam fast adjuster - Google Patents
A kind of steam fast adjuster Download PDFInfo
- Publication number
- CN208283074U CN208283074U CN201820518045.1U CN201820518045U CN208283074U CN 208283074 U CN208283074 U CN 208283074U CN 201820518045 U CN201820518045 U CN 201820518045U CN 208283074 U CN208283074 U CN 208283074U
- Authority
- CN
- China
- Prior art keywords
- steam
- servo
- plc controller
- fast adjuster
- regulating valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Control Of Turbines (AREA)
Abstract
The utility model discloses a kind of steam fast adjusters, specifically include that touch screen, PLC controller, servo-driver, servo motor, electric cylinder and regulating valve；The PLC controller is connected with the touch screen, servo-driver respectively by cable, the servo-driver is connected by cable with the servo motor, the servo motor is connected by mechanical keyway with electric cylinder, and the electric cylinder is connected by mechanical keyway with the regulating valve.A kind of steam fast adjuster of the utility model keeps pressure to stablize, the accurate positioning of valve, adjustment speed is fast, in pipeline the advantages of quick, the accurate control of steam flow when the test of separate unit Turbo-generator Set transient response may be implemented.
Description
Technical field
The utility model relates to steam regulating device fields, and in particular, to a kind of steam fast adjuster.
Background technique
It is tested in Ship Power Station, emergency power station, is both needed to carry out the performance of Turbo-generator Set in the test such as distributed power station
Test.The transient responses such as the revolving speed to unit, voltage are needed to test in testing, to examine unit in impact, dash forward and unload
Fluctuation and the recovery time of revolving speed and voltage are exported under load condition.Test process is by the load of Turbo-generator Set from fully loaded wink
When it is prominent unload to zero load, then need to keep the stabilization of steam pressure in the process from unloaded instantaneous impact to fully loaded again, so as to
Complete experimental test task.Under conditions of prominent load removal, unit gas consumption reduces suddenly, and pipeline steam pressure can rise rapidly
Height reaches safety valve jumping up after safety valve jumping up pressure, and steam pressure reduces rapidly, and is not able to satisfy the normal work of Turbo-generator Set
Make steam pressure requirement, unit will be shut down, and test is unable to complete.Equally there is larger shadow to system pipeline after safety valve jumping up simultaneously
It rings.Under conditions of shock loads, unit gas consumption increases suddenly, and steam pressure reduces rapidly, and is not able to satisfy steam turbine generator
Group works normally steam pressure requirement, causes compressor emergency shutdown.
Therefore, in previous Turbo-generator Set single unit in such test, steam pressure changes greatly, and test can not be complete
At steam supply system also can not safe and stable operation.The utility model of steam fast adjuster can be sent out in separate unit steamer
When motor group transient response is tested, pressure is kept to stablize, the very good solution above problem.
Steam fast adjuster simultaneously can be used for steam turbine load suddenly change or other a large amount of steam are quickly adjusted
Occasion.
Utility model content
The purpose of this utility model is that in view of the above-mentioned problems, a kind of steam fast adjuster is proposed, to realize separate unit
When Turbo-generator Set transient response is tested, pressure is kept to stablize, the accurate positioning of valve, adjustment speed is fast, steam in pipeline
The advantages of quick, accurate control of flow.
A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: steam fast adjuster, it is main to wrap
It includes: touch screen, PLC controller, servo-driver, servo motor, electric cylinder and regulating valve；
The PLC controller is connected with the touch screen, servo-driver respectively by cable, the servo-driver
It is connected by cable with the servo motor, the servo motor is connected by mechanical keyway with electric cylinder, described electronic
Cylinder is connected by mechanical keyway with the regulating valve.
Further, the touch screen receives the characteristic curve of steam parameter change curve and regulating valve, and is transmitted to institute
State PLC controller.
Further, the steam parameter change curve calculates Steam Turbine by special pipeline flow analysis software and dashes forward
Add, load dump test when acquisition.
Further, the regulating valve is driven using servo electric cylinder, and the movement speed time is in 1 second.
Further, described device further includes remote equipment and communication equipment.
Further, the remote equipment is connected by communication equipment with the PLC controller.
The advantageous effects of the utility model:
A kind of steam fast adjuster, specifically includes that touch screen, PLC controller, servo-driver, servo motor, electricity
Dynamic cylinder and regulating valve.Pressure is maintained in the test of separate unit Turbo-generator Set transient response to stablize, and is solved in such test
When, steam pressure changes greatly, tests the problem of being unable to complete, and has separate unit Turbo-generator Set and independently carries out impact, dashes forward and unload
The ability of load test.Using the pattern of servo electric cylinder driving valve, the accurate positioning of valve is realized, adjustment speed is fast, real
Quick, the accurate control of steam flow in existing pipeline, has great promotion and application value.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of pipeline scheme of installation of steam fast adjuster described in the utility model；
Fig. 2 is a kind of schematic diagram of steam fast adjuster described in the utility model.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figure 1, bypass is closed when Turbo-generator Set normal assays, all steam pass through steam into machine pipeline
Into Turbo-generator Set.When load dump test, generating set output power from instantaneously dropping to airport logistic park, unit at full capacity
Steam consumption also instantaneously declines, and steam control valve is opened rapidly at this time, so that extra steam is quickly shunted by bypass, keeps
Steam is into machine general pipeline steam flow, and the steam pressure of steam into machine pipeline can keep stable at this time.In shock loads test, hair
Motor group output power instantaneously rises at full capacity from airport logistic park, and unit steam consumption also instantaneously increases, and steam control valve is fast at this time
The closing of speed, so as to return unit stable into machine steam pressure into guaranteeing in machine pipeline for the original steam by bypass discharge,
So that stable operation of unit.
As shown in Fig. 2, a kind of steam fast adjuster, specifically include that touch screen, PLC controller, servo-driver,
Servo motor, electric cylinder and regulating valve；
The PLC controller is connected with the touch screen, servo-driver respectively by cable, the servo-driver
It is connected by cable with the servo motor, the servo motor is connected by mechanical keyway with electric cylinder, described electronic
Cylinder is connected by mechanical keyway with the regulating valve.
The touch screen receives the characteristic curve of steam parameter change curve and regulating valve, and is transmitted to the PLC control
Device.
The steam parameter change curve calculates Steam Turbine impact, prominent load removal by special pipeline flow analysis software
It is obtained when test.
The regulating valve is driven using servo electric cylinder, and the movement speed time is in 1 second.
Described device further includes remote equipment and communication equipment.
The remote equipment is connected by communication equipment with the PLC controller.
Working principle: Turbo-generator Set impact, prominent load removal examination are calculated by special pipeline flow analysis software first
The process that steam parameter changes when testing, has obtained steam parameter change curve, and by the curve and the characteristic curve of regulating valve one
It rises and is input in PLC controller by touch screen, valve position change curve is calculated according to the curve automatically, so that steam passes through
The change procedure for bypassing the quantity of steam sent agrees with the variation of steam consumption quantity during test.
This system feature:
1) according to the steam parameter of input, valve parameter calculates valve position curve automatically, and steam valve may be implemented in operating condition
Under the conditions of quick positioning, standard-sized sheet complete closes the time in 1 second.Valve opening adjusting can control, and be exported by process control
Umber of pulse can be accurately controlled valve opening, and valve event speed is can be fast or slow by process control.
2) valve is servo motor driving, and for relatively electro-hydraulic driving, compressed air-driven, system drives valve mating
No requirement (NR), structure is relatively easy small and exquisite, convenient for arrangement installation.
3) have telecommunications functions, realize and link with load control system, smoothly realize vapour bill machine impact, dash forward and unload examination
Test project.
4) it shows and controls using touch screen, input is convenient, intuitive display.
At least can achieve it is following the utility model has the advantages that
A kind of steam fast adjuster, specifically includes that touch screen, PLC controller, servo-driver, servo motor, electricity
Dynamic cylinder and regulating valve.Pressure is maintained in the test of separate unit Turbo-generator Set transient response to stablize, and is solved in such test
When, steam pressure changes greatly, tests the problem of being unable to complete, and has separate unit Turbo-generator Set and independently carries out impact, dashes forward and unload
The ability of load test.Using the pattern of servo electric cylinder driving valve, the accurate positioning of valve is realized, adjustment speed is fast, real
Quick, the accurate control of steam flow in existing pipeline, has great promotion and application value.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of steam fast adjuster, which is characterized in that specifically include that touch screen, PLC controller, servo-driver, watch
Take motor, electric cylinder and regulating valve；
The PLC controller is connected with the touch screen, servo-driver respectively by cable, and the servo-driver passes through
Cable is connected with the servo motor, and the servo motor is connected by mechanical keyway with electric cylinder, and the electric cylinder is logical
Mechanical keyway is crossed to be connected with the regulating valve.
2. a kind of steam fast adjuster according to claim 1, which is characterized in that the touch screen receives steam ginseng
The characteristic curve of number change curve and regulating valve, and it is transmitted to the PLC controller.
3. a kind of steam fast adjuster according to claim 2, which is characterized in that the steam parameter change curve
It is obtained when calculating Steam Turbine impact, load dump test by special pipeline flow analysis software.
4. a kind of steam fast adjuster according to claim 3, which is characterized in that the regulating valve is using servo electricity
Dynamic cylinder driving, the movement speed time is in 1 second.
5. a kind of steam fast adjuster according to claim 1, which is characterized in that described device further includes remotely setting
Standby and communication equipment.
6. a kind of steam fast adjuster according to claim 5, which is characterized in that the remote equipment passes through communication
Equipment is connected with the PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820518045.1U CN208283074U (en) | 2018-04-12 | 2018-04-12 | A kind of steam fast adjuster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820518045.1U CN208283074U (en) | 2018-04-12 | 2018-04-12 | A kind of steam fast adjuster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208283074U true CN208283074U (en) | 2018-12-25 |
Family
ID=64750863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820518045.1U Active CN208283074U (en) | 2018-04-12 | 2018-04-12 | A kind of steam fast adjuster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208283074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507792A (en) * | 2018-04-12 | 2018-09-07 | 中国船舶重工集团公司第七O三研究所无锡分部 | A kind of steam fast adjuster and method |
| CN111006056A (en) * | 2019-12-27 | 2020-04-14 | 新奥数能科技有限公司 | Monitoring method and device of steam valve and electronic equipment |
-
2018
- 2018-04-12 CN CN201820518045.1U patent/CN208283074U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507792A (en) * | 2018-04-12 | 2018-09-07 | 中国船舶重工集团公司第七O三研究所无锡分部 | A kind of steam fast adjuster and method |
| CN111006056A (en) * | 2019-12-27 | 2020-04-14 | 新奥数能科技有限公司 | Monitoring method and device of steam valve and electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2954297B1 (en) | Auto testing system for a gas turbine | |
| CA2896470C (en) | Engine health monitoring and power allocation control for a turbine engine using electric generators | |
| CN208283074U (en) | A kind of steam fast adjuster | |
| US10233768B1 (en) | Apparatus and process for optimizing turbine engine performance via load control through a power control module | |
| DE102007007913A1 (en) | Method for operating a power plant | |
| CN109885023B (en) | Semi-physical simulation test system of gas turbine control system | |
| CN102063064A (en) | Turbine operation control system | |
| CN108507792A (en) | A kind of steam fast adjuster and method | |
| EP2194536A1 (en) | Closed cycle plant | |
| JP2023529798A (en) | Power plant operation at transient loads during transmission line switching events | |
| US11105263B2 (en) | Constant flow function air expansion train with combuster | |
| US4878348A (en) | Turbine governor valve monitor | |
| CN107269326A (en) | A kind of back pressure type steam turbine generating set system and its operation method | |
| CN115237181B (en) | Gas turbine temperature monitoring and fault simulation system | |
| CN203906017U (en) | Emergency intercept device for isolating test signal | |
| CN205642839U (en) | Debugging device of servo servomotor of electricity liquid | |
| CN112196679B (en) | Transient compensation control system and method for gas generator | |
| CN211554734U (en) | Fault simulation device for gas turbine control system | |
| CN101737170B (en) | Aeroengine generating system | |
| CN214040627U (en) | Valve test device for high-pressure turbine clearance control valve of aircraft engine | |
| CA1159900A (en) | Compressor load control for an auxiliary power unit | |
| RU2795359C1 (en) | Method for controlling inlet guide vane of a gas turbine engine compressor | |
| CN219711728U (en) | Variable pitch detection system for simulating fluctuation of power grid | |
| CN202203033U (en) | Full-automatic electro-hydraulic proportional control system | |
| CN108105458A (en) | A kind of coke oven regulating valve pneumatic system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |