CN109830983A - A method of reducing the comprehensive field power consumption rate of wind power plant - Google Patents
A method of reducing the comprehensive field power consumption rate of wind power plant Download PDFInfo
- Publication number
- CN109830983A CN109830983A CN201910180756.1A CN201910180756A CN109830983A CN 109830983 A CN109830983 A CN 109830983A CN 201910180756 A CN201910180756 A CN 201910180756A CN 109830983 A CN109830983 A CN 109830983A
- Authority
- CN
- China
- Prior art keywords
- wind
- svg
- electricity
- power plant
- wind power
- 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.)
- Pending
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
- Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/10—Flexible AC transmission systems [FACTS]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The present invention provides a kind of method of comprehensive field power consumption rate of reduction wind power plant, comprising: step 1 reduces the no-load loss electricity that blower, 35kV collection electric line and case become by changing the equipment method of operation using small wind season or calm season in conjunction with wind power prediction system；Step 2, wind power plant SVG change into the measure by adjusting SVG target voltage setting value, periodic shutdown deashing in time by " constant voltage " mode, reduce SVG reactive power consumption；Step 3, according to environment actual temperature change, works out household electricity management method and control strategy is moved back in heater throwing in battery limits in conjunction with live actual temperature situation.By changing the integration scenario of the wind farm device method of operation, the reduction of wind power plant small wind season comprehensive field electricity consumption and off line electricity is realized, to realize the target of wind power plant cost efficiency.
Description
Technical field
The invention belongs to electric system, more particularly to a kind of method of comprehensive field power consumption rate of reduction wind power plant.
Background technique
The small careless lake project of Beijing northwest branch company, Tian Run Xin Neng Investment Co., Ltd day profit, project total installation of generating capacity 99MW,
Golden wind GW66/1500kW type unit 66.Wind power plant is located at Turpan, Xinjiang city, little Cao lake breeze area, Toksun County the north (in 30
Wind area), about 50 kilometers away from Toksun county town of wind power plant, 273-357 meters of height above sea level, wind power plant annual mean wind speed 11.37m/s, standard
Maximum wind velocity is 47.17m/s under atmospheric density, and prevailing wind direction is northwester, is observed according to former years, and annual wind speed variation tendency is larger
For spring and summer season, winter is smaller.Day wind speed variation tendency is, daytime small wind, night strong wind, wind-resources rich reserves.
The small careless lake breeze electric field of its profit production preparation since on May 11st, 2016, on June 1st, 2016, booster stations were anti-
Power transmission blower generates electricity by way of merging two or more grid systems, and 66 Fans on July 11 complete 240 hours trial operations within 2016.Wind power plant auxiliary construction one
110kV booster stations and complex building and assistance building each one.Fan outlet voltage 0.69kV, every Fans are become by a case to be risen
Pressure is 35kV, and, Jing Yitai 100MVA main transformer boosting mono- female to booster stations 35kV is sent after 6 underground cable collection electric lines are collected
It converges to 110kV to indoor GIS single busbar, accesses 110kV grass profit one line of wind and send to the lake 220kV little Cao substation, it is complete to send out route
It is 16 kilometers long.
Geographical location is special with environment, and annual mid-November in winter to next year, scene was in small wind season, calm weather by the end of February
More, wind turbine power generation amount is few, and comprehensive field electricity consumption and off line electricity no-load loss are obvious, and blower does not have grid-connected conditions and do not have substantially
There is generating capacity, blower itself consumption electricity increases instead, causes comprehensive field electricity consumption significantly raised.
In addition, each wind power plant is from after putting into operation at present, by operation maintenance personnel technical level, equipment dependability, wind power prediction system
The factors such as accuracy rate of uniting influence, and fail in due course to be adjusted the wind farm device method of operation according to wind-resources situation of change,
Cause equipment when calm weather to be constantly in no-load loss state, not only increases comprehensive field electricity consumption and off line electricity, it can not
Realize " green power generation " in higher meaning.
Summary of the invention
The present invention is directed to problem of the prior art, special for realization " reducing comprehensive field electricity consumption, realize that this target drops in production "
After different wind power plant comprehensively considers live influence factor, comprehensive field electricity consumption of small wind season is reduced by changing the method for operation, in master
Loss on transmission power consumption is uncontrollable and for my similar field main transformer with belonging to Turfan tune tube apparatus, without major hidden danger or defect
Ground tune is not allowed under such precondition out of service, and for the target for realizing cost efficiency, special wind power plant synthesis is examined
After considering live actual influence factor, the comprehensive field electricity consumption of small wind monsoon electric field is reduced by changing blower and the case change method of operation
With off line electricity, i.e., by wind energy turbine set wind-resources situation of change in due course to wind farm device carry out the method for operation adjustment, from
And comprehensive field electricity consumption and off line electricity are reduced, reduce equipment no-load loss.
The purpose of the present invention is to provide a kind of methods of comprehensive field power consumption rate of reduction wind power plant, comprising:
Step 1 is dropped using small wind season or calm season by changing the equipment method of operation in conjunction with wind power prediction system
The no-load loss electricity that low blower, 35kV collection electric line and case become；
Step 2, wind power plant SVG are changed by " constant voltage " mode by adjusting SVG target voltage setting value in time, determining
Phase deactivates the measure of deashing, reduces SVG reactive power consumption；
Step 3 works out household electricity management method according to environment actual temperature change in conjunction with live actual temperature situation
And control strategy is moved back in heater throwing in battery limits.
Preferably, the step 1 includes:
When step 1.1 wind speed is lower than incision wind speed, more casees changes and blower are deactivated；
Step 1.2 wind speed is greater than incision wind speed, and the whole audience is in when rationing the power supply state, regards load tape splicing situation, deactivated from power consumption
Measure higher blower, case becomes.
Preferably, the step 1.1 retains more logo bar units and influence in the case where deactivating more casees changes and blower
More units of mark post unit normal communication retain.
Preferably, the step 2 includes:
Under the premise of step 2.1 guarantees that each step voltage is in acceptability limit, according to grid voltage change rule, adjust in time
" constant voltage " target set point reduces SVG reactive power consumption；
Step 2.2 beginning of each month proposes report time monthly repair plan to ground tune, monthly utilizes the time to SVG power failure deashing, reduces
SVG puts into operation duration, improves SVG equipment operational reliability.
Preferably, the maintenance plan of the step 2.2 includes SVG power failure deashing plan.
Preferably, the step 3 includes:
Step 3.1 is taken off or the incessantly dormitory of people, disconnects electric heater, electric heater, air-conditioning, TV power supply；
The public domains such as step 3.2 office and recreation room at times or view personnel's use time, close electric heater, sky
It adjusts, illumination；
Step 3.3 dormitory and the desired temperature of Office Area winter electric heater are not higher than 26 DEG C, the setting of summer air-conditioning temperature
Value is not less than 26 DEG C；
Step 3.4 field device regards winter actual environment situation and puts into heater assembly, shortens heater and puts into operation duration；
Step 3.5, which carries out control from life lighting electricity consumption, reduces electricity consumption, comprising: Central Control Room recording system display, OMS system
System display, generating capacity declare display, VMP display, it is comprehensive from standby host display, it is comprehensive from engineer station's display, it is five anti-
Host display, public office computer display are all closed in the case where not having to and not influencing Supervision disk, and are reduced
The consumption electricity of display；23 points of production complex building inside corridor lamp are closed for 30 minutes later；Public office lamps whipper-in
It is closed when office worker leaves.
Preferably, when actual environment situation described in the step 3.4 is lower than 3 DEG C.
Beneficial effects of the present invention:
By changing the integration scenario of the wind farm device method of operation, realize wind power plant small wind season comprehensive field electricity consumption under
The reduction of net electricity, to realize the target of wind power plant cost efficiency.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.Target and feature of the invention will be apparent from view of following description taken together with the accompanying drawings,
In attached drawing:
Attached drawing 1 is the method flow diagram according to the comprehensive field power consumption rate of the reduction wind power plant of the embodiment of the present invention；
Attached drawing 2 is the synthesis field electricity consumption time comparison diagram according to the embodiment of the present invention；
Attached drawing 3 is the off line electricity time comparison diagram according to the embodiment of the present invention；
Attached drawing 4 is to consume electricity time comparison diagram according to the collection electric line of the embodiment of the present invention, case change, blower；
Attached drawing 5 is to consume electricity time comparison diagram according to the SVG of the embodiment of the present invention；
Attached drawing 6 is the station electricity consumption time comparison diagram according to the embodiment of the present invention.
Specific embodiment
The present embodiment is for the small careless lake project problem scene of northwest branch company, Beijing Tian Run Xin Neng Investment Co., Ltd day profit
It discusses research, " reducing comprehensive field electricity consumption, realize that this target drops in production ", by taking December as an example, blower in December, 2016 hair
362.4834 ten thousand kwh of electricity；349.80 ten thousand kwh of electricity volume；Off line 25.74 ten thousand kwh of electricity；Comprehensive field electricity consumption
38.42334 ten thousand kwh, December are typically to be analyzed without the wind and moon-scene for comprehensive field electricity consumption height in December.
Scene is comprehensively considered for the small careless lake breeze electric field of realization " reducing comprehensive field electricity consumption, realize that this target drops in production " day profit
After influence factor, plan reduces comprehensive field electricity consumption of small wind season by changing the method for operation.Wherein main transformer loss of electricity can not
Adjust to control, my field main transformer with belonging to Turfan tune tube apparatus, no major hidden danger or defect be do not allow it is out of service.It is comprehensive
It closes after considering analysis, plan is set about implementing from following three targets:
1, blower is reduced, case becomes, the no-load consumption electricity of 35kV collection electric line.
2, winter, summer daily life electricity consumption are reduced (whole year implements).
3, reduce SVG reactive compensation consumption electricity (whole year implements).
Finally, realize that comprehensive field electricity consumption reduces by 15% on year-on-year basis, 50,000 yuan of target is saved in the off line electricity charge on year-on-year basis.
As shown in Figure 1, the method for reducing the comprehensive field power consumption rate of wind power plant, comprising:
Step 1 is dropped using small wind season or calm season by changing the equipment method of operation in conjunction with wind power prediction system
The no-load loss electricity that low blower, 35kV collection electric line and case become；
Step 2, wind power plant SVG reactive power compensator are idle using the direct hanging type of Nanjing Nan Rui limited liability company production
Regulating system, at present the scheduling requirement method of operation use " constant voltage " mode, by adjust in time SVG target voltage setting value,
The measures such as periodic shutdown deashing reduce SVG reactive power consumption；
Step 3, in conjunction with live actual temperature situation (about -10 DEG C of winter minimum temperature or so, 45 DEG C of left sides of summer high temperature
It is right), according to environment actual temperature change, works out household electricity management method and control strategy is moved back in heater throwing in battery limits.
For step 1:
Scene is in small wind season during small this section of careless lake breeze electric 2 months December in winter to next year of its profit, and wind speed is not achieved
The grid-connected requirement of blower.It is reduced using small wind day or calm day by changing the equipment method of operation in conjunction with wind power prediction system
Blower, case become, the no-load consumption electricity of 35kV collection electric line, reports and submits 35kV line outage maintenance plan to ground tune, and monthly every
Route scheduled outage 4 days.Calm day carries out, and it is emptying to reduce 35kV current collection line loss, 35kV case to 35kV current collection line outage
Load-loss, blower consume electricity.For calm day route not in power failure intended scope, establishment officer has a power failure to case change
Work, (case becomes the main disconnection load-break switch that has a power failure) reduces the emptying load-loss of case, blower consumes electricity.Annual June 20
To 15 morning 12 of September, small careless lake breeze electric field frequently occurs unit high temperature and shuts down when afternoon 18 or so.For unit high temperature
Protection is unable to power generation situation (under conditions of wind power prediction is calm) scene and carries out power failure work to case change, and (it is main that case becomes power failure
Disconnect load-break switch) reduce the emptying load-loss of case, blower consumption electricity.
That is, step 1 includes:
When step 1.1 wind speed is lower than incision wind speed, 56 casees changes, blower (7 logo bar units and influence mark post unit are deactivated
3 units of normal communication retain)；
Step 1.2 wind speed is greater than incision wind speed, and the whole audience is in when rationing the power supply state, regards load tape splicing situation, deactivated from power consumption
Measure higher blower, case becomes；
For step 2:
1) scene SVG uses the direct hanging type Reactive-power control system (positive and negative 30MVar) of Nan Rui limited liability company production.Mesh
The preceding method of operation " constant voltage " mode.
A, Field Force's watch time utilizes " constant voltage " mode, in the range of guaranteeing that equipment voltage meets, according to big
Net voltage adjusts the setting value of SVG " constant voltage ", reduces SVG acting, reduces the absorption active energy of SVG.(according to previous fortune
Row empirical analysis, 00 divide or so when late low ebb 21,24 when 00 divide or so, morning peak 09 when 00 divide or so and to need to adjust SVG and go out
Power).
B, 00 divide or so without sunlight when general late low ebb 21, photovoltaic power output is unsatisfactory for user demand, I rations the power supply field at this time
Situation link successively, voltage can also reduce therewith, and SVG issues capacitive reactive power and compensates voltage.When night 24 or so, Turfan
Ground tune can adjust voltage in 119kV or so, Lai Wending night power load situation, if my field oepration at full load is not required to substantially
It is adjusted, if my field power output is 0WM, my field SVG, which issues inductive reactive power, at this time reduces voltage.00 divides or so when morning peak 09
Sunny, photovoltaic preferentially generates electricity, I can slightly be increased field load by voltage limit.
2) it is monthly mentioned to ground tune within 17 to 20 and reports SVG power failure deashing maintenance plan, using to SVG power failure deashing, reduced
The consumption electricity of SVG, and the reliability service of SVG can be improved.
That is, step 2 includes:
Under the premise of step 2.1 guarantees that each step voltage is in acceptability limit, according to grid voltage change rule, adjust in time
" constant voltage " target set point reduces SVG reactive power consumption；
Step 2.2 beginning of each month proposes report time monthly repair plan (SVG power failure deashing) to ground tune, monthly utilizes and has a power failure clearly to SVG
The time of ash reduces SVG and puts into operation duration, improves SVG equipment operational reliability.
For step 3:
1) about -10 DEG C of Xiaocaohu area winter minimum temperature or so, 45 DEG C of summer high temperature or so.According to environment actual temperature
Variation, works out household electricity management method and control strategy is moved back in heater throwing in battery limits.
A, it takes off or the incessantly dormitory of people, disconnects electric heater, electric heater, air-conditioning, TV power supply.
B, the public domains such as office and recreation room at times (22:00-8:00) or view personnel's use time,
Close electric heater, air-conditioning, illumination.
C, dormitory and the desired temperature of Office Area winter electric heater are not higher than 26 DEG C, and summer air-conditioning desired temperature is not low
In 26 DEG C.
D, field device view winter actual environment situation (when being lower than 3 DEG C) investment heater assembly, shortens heater and puts into operation
Duration.
2) in terms of the trifling matters of everyday life
A, Central Control Room recording system display, OMS system display, generating capacity declare display, VMP display, comprehensive
From standby host display, it is comprehensive from engineer station's display, five anti-host displays, public office computer display do not have to the case where
The lower consumption electricity all closed (not influencing Supervision disk) however display can also be reduced.
B, it is closed later within 30 minutes for 23 points of production complex building inside corridor lamp.Public office lamps whipper-in office worker
It is closed when leaving.(carrying out control from life lighting electricity consumption reduces electricity consumption)
I.e. step 3 includes:
Step 3.1 is taken off or the incessantly dormitory of people, disconnects electric heater, electric heater, air-conditioning, TV power supply；
The public domains such as step 3.2 office and recreation room at times (22:00-8:00) or view personnel's use time, close
Close electric heater, air-conditioning, illumination；
Step 3.3 dormitory and the desired temperature of Office Area winter electric heater are not higher than 26 DEG C, the setting of summer air-conditioning temperature
Value is not less than 26 DEG C；
Step 3.4 field device regards winter actual environment situation (when being lower than 3 DEG C) investment heater assembly, shortens heater
Put into operation duration.
Step 3.5, which carries out control from life lighting electricity consumption, reduces electricity consumption, comprising: Central Control Room recording system display, OMS system
System display, generating capacity declare display, VMP display, it is comprehensive from standby host display, it is comprehensive from engineer station's display, it is five anti-
Host display, public office computer display are all closed in the case where not having to and not influencing Supervision disk, and are reduced
The consumption electricity of display；23 points of production complex building inside corridor lamp are closed for 30 minutes later；Public office lamps whipper-in
It is closed when office worker leaves.
1) implement by trimestral lean scheme, comprehensive field electricity consumption and in December, 2016 comparison are as shown in Figure 2:
1. January, comprehensive field electricity consumption reduced by 7.3749 ten thousand kwh；
2. comprehensive field electricity consumption reduced by 14.8115 ten thousand kwh in 2 months；
3. in December, 2017, comprehensive field electricity consumption reduced by 6.5354 ten thousand kwh；
It is total to save electricity: 28.7218 ten thousand kwh.
2) implement by trimestral lean scheme, off line electricity and in December, 2016 comparison are as shown in Figure 3:
1. January, off line electricity increased 0.66 ten thousand kwh；Main cause is that weather in January influences, and electricity consumption of standing, which increases, leads to 1
The moon, off line electricity increased.
2. off line electricity reduced by 13.84 ten thousand kwh in 2 months；
3. in December, 2017 off line electricity does not change；
It is total to save electricity: 13.18 ten thousand kwh.
3) implement by trimestral lean scheme, collection electric line, case become, blower consumes electricity and in December, 2016 pair
Than as shown in Figure 4:
1. collection electric line in January, case become, blower consumption electricity declines 8.13 ten thousand kwh；
2. 2 months collection electric lines, case become, blower consumption electricity declines 14.18 ten thousand kwh；
3. in December, 17 collection electric line, case become, blower consumption electricity declines 5.6577 ten thousand kwh；
It is total to save consumption electricity: 28.2677 ten thousand kwh.
4) implement SVG consumption electricity by trimestral lean scheme and in December, 2016 comparison be as shown in Figure 5:
1. SVG power consumption in January declines 1.12 ten thousand kwh；
2. SVG power consumption in 2 months declines 0.28 ten thousand kwh；
3. in December, 17 SVG power consumption declines 0.48 ten thousand kwh；
It is total to save 2.24 ten thousand kwh.
5) implement station electricity consumption by trimestral lean scheme and in December, 2016 comparison is as shown in Figure 6: can by Fig. 6
To find out high 1.505 ten thousand kwh than January in December, 2016；0.49 ten thousand kwh are higher by than in December, 2016 within 2 months；In December, 2017 ratio
In December, 2016 is higher by 0.35 ten thousand kwh.
1. January, 2 months, prevailing weather was cold, the electric heater of living area all, power load is big, causes station electricity consumption to have higher
The reason of；
2. in December, 2016 than in December, 2017 increases, the main reason is that:
7 to 8 (1) 2016 year booster stations power failure defect eliminations, electricity consumption diesel engine on-load of standing are not needed into missing the stop
Electricity consumption Source of Gateway Meter.(electricity consumption of standing be averaged one day 0.1595 ten thousand kwh of power consumption)
(2) it is more to increase equipment for scene, comprising:
A.2017 on April 25, in, scene increased prudential sub-station cabinet；
B.2017 video monitoring cabinet dilatation on November 5, in；
C.2017 scene on November 14, in increases the installation of VMP control cabinet.
The implementation of integration scenario through this embodiment, 1 year comprehensive field of accumulative achievable wind power plant (installation scale 99MW)
Electricity consumption decline 25%, off line electricity reduces by 20%.By single wind power plant revenue calculation: 208,000,000 kilowatt hours × (4.7%-
× 0.41 yuan 3.3%)/kilowatt hour=1,190,000 yuan.Estimate measuring and calculating: this scheme may extend to wind-resources similar to wind power plant, drop this increasing
It is obvious that effect promotes effect.
Although the present invention is described by reference to specific illustrative embodiments, these embodiments are not will receive
Restriction and only limited by accessory claim.It should be understood by those skilled in the art that can be without departing from of the invention
Change and modification are able to carry out to the embodiment of the present invention in the case where protection scope and spirit.
Claims (7)
1. a kind of method for reducing the comprehensive field power consumption rate of wind power plant, characterized by comprising:
Step 1 reduces wind by changing the equipment method of operation using small wind season or calm season in conjunction with wind power prediction system
The no-load loss electricity that machine, 35kV collection electric line and case become；
Step 2, wind power plant SVG are changed by " constant voltage " mode by adjusting SVG target voltage setting value in time, periodically stopping
With the measure of deashing, SVG reactive power consumption is reduced；
Step 3 is worked out household electricity management method and is set in conjunction with live actual temperature situation according to environment actual temperature change
Control strategy is moved back in heater throwing in preparation area.
2. a kind of method for reducing the comprehensive field power consumption rate of wind power plant according to claim 1, it is characterised in that the step
One includes:
When step 1.1 wind speed is lower than incision wind speed, more casees changes and blower are deactivated；
Step 1.2 wind speed is greater than incision wind speed, and the whole audience is in when rationing the power supply state, regards load tape splicing situation, deactivated inclined from power consumption
High blower, case become.
3. a kind of method for reducing the comprehensive field power consumption rate of wind power plant according to claim 2, it is characterised in that the step
1.1, in the case where deactivating more casees changes and blower, retain more of more logo bar units and influence mark post unit normal communication
Unit retains.
4. a kind of method for reducing the comprehensive field power consumption rate of wind power plant according to claim 1, it is characterised in that the step
Two include:
Under the premise of step 2.1 guarantees that each step voltage is in acceptability limit, according to grid voltage change rule, adjust in time " permanent
Voltage " target set point reduces SVG reactive power consumption；
Step 2.2 beginning of each month proposes report time monthly repair plan to ground tune, monthly utilizes the time to SVG power failure deashing, reduces SVG and throws
Duration is transported, SVG equipment operational reliability is improved.
5. a kind of method for reducing the comprehensive field power consumption rate of wind power plant according to claim 4, it is characterised in that the step
2.2 maintenance plan includes SVG power failure deashing plan.
6. a kind of method for reducing the comprehensive field power consumption rate of wind power plant according to claim 1, it is characterised in that the step
Three include:
Step 3.1 is taken off or the incessantly dormitory of people, disconnects electric heater, electric heater, air-conditioning, TV power supply；
The public domains such as step 3.2 office and recreation room at times or view personnel's use time, close electric heater, air-conditioning, photograph
It is bright；
Step 3.3 dormitory and the desired temperature of Office Area winter electric heater are not higher than 26 DEG C, and summer air-conditioning desired temperature is not
Lower than 26 DEG C；
Step 3.4 field device regards winter actual environment situation and puts into heater assembly, shortens heater and puts into operation duration；
Step 3.5, which carries out control from life lighting electricity consumption, reduces electricity consumption, comprising: Central Control Room recording system display, OMS system are aobvious
Show device, generating capacity declare display, VMP display, it is comprehensive from standby host display, it is comprehensive from engineer station's display, five anti-hosts
Display, public office computer display all close in the case where not having to and not influencing Supervision disk, and reduce display
The consumption electricity of device；23 points of production complex building inside corridor lamp are closed for 30 minutes later；Public office lamps whipper-in office
It is closed when personnel leave.
7. a kind of method for reducing the comprehensive field power consumption rate of wind power plant according to claim 6, it is characterised in that the step
When the 3.4 actual environment situations are lower than 3 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910180756.1A CN109830983A (en) | 2019-03-11 | 2019-03-11 | A method of reducing the comprehensive field power consumption rate of wind power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910180756.1A CN109830983A (en) | 2019-03-11 | 2019-03-11 | A method of reducing the comprehensive field power consumption rate of wind power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109830983A true CN109830983A (en) | 2019-05-31 |
Family
ID=66868865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910180756.1A Pending CN109830983A (en) | 2019-03-11 | 2019-03-11 | A method of reducing the comprehensive field power consumption rate of wind power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109830983A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006846A (en) * | 2015-09-02 | 2015-10-28 | 国家电网公司 | Station level active power optimization method of wind power station |
| CN105470978A (en) * | 2016-01-12 | 2016-04-06 | 国电南瑞科技股份有限公司 | Static var compensator grouped coordination control method |
| CN107534393A (en) * | 2015-04-16 | 2018-01-02 | 维斯塔斯风力系统集团公司 | Wind turbine converter controls |
-
2019
- 2019-03-11 CN CN201910180756.1A patent/CN109830983A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107534393A (en) * | 2015-04-16 | 2018-01-02 | 维斯塔斯风力系统集团公司 | Wind turbine converter controls |
| CN105006846A (en) * | 2015-09-02 | 2015-10-28 | 国家电网公司 | Station level active power optimization method of wind power station |
| CN105470978A (en) * | 2016-01-12 | 2016-04-06 | 国电南瑞科技股份有限公司 | Static var compensator grouped coordination control method |
Non-Patent Citations (1)
| Title |
|---|
| 胡洪波: "浅谈风电场运行节能管理", 《风能》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103580063B (en) | A kind of method of large-scale grid connection wind-powered electricity generation of dissolving based on demanding party's response | |
| CN108649602A (en) | Wind-solar-diesel storage intelligent AC micro-grid system | |
| CN109767078B (en) | Multi-type power supply maintenance arrangement method based on mixed integer programming | |
| Liu et al. | Impacts of distributed renewable energy generations on smart grid operation and dispatch | |
| CN102427244A (en) | Large-scale photovoltaic wind power information accessing system | |
| CN105762793B (en) | The Distribution Network Failure loss of outage appraisal procedure of meter and distributed new | |
| Rubanenko et al. | Hydroelectric power generation for compensation instability of non-guaranteed power plants | |
| CN208638039U (en) | A kind of scene gas complementary coupled electricity generation system | |
| CN114336753A (en) | Photovoltaic power generation and wind power generation integrated management system | |
| CN115333161A (en) | Capacity optimization configuration method for power supply system of green water plant | |
| CN116961048A (en) | Novel rural power distribution network energy storage optimal configuration method | |
| CN109830983A (en) | A method of reducing the comprehensive field power consumption rate of wind power plant | |
| CN116436090A (en) | Low-voltage distributed photovoltaic power generation output prediction method | |
| Saqib et al. | Analysis of grid integrated PV system as home RES with net metering scheme | |
| CN114881306A (en) | Agricultural energy internet operation optimization method and system considering greenhouse load regulation | |
| CN105914798A (en) | Wind power field reactive power optimization operation control method based on whole network same time section | |
| Braga | Functioning of the power system with a view of the massive integration of renewable energy sources | |
| Zhou et al. | Resilience Enhancement of Power Grid Considering Optimal Operation of Regional Integrated Energy System Under Typhoon Disaster | |
| CN110707688B (en) | Wind power load prediction method based on annual load curve and power grid user equipment change feedforward | |
| CN205178528U (en) | Road distributing type photovoltaic power plant | |
| CN105914797B (en) | Large-sized photovoltaic power station reactive voltage divides sequence control method for coordinating | |
| Luo et al. | The joint operation strategy of energy storage power station and photovoltaic power station based on typical output scenarios | |
| Li et al. | An Economic Dispatch Model of the Electricity-Heat Integrated Energy System Considering the Reserve Benefits of the Heat Storage | |
| CN114626604B (en) | Distributed photovoltaic observation method and system based on reference station perception | |
| Minin et al. | Principal directions of the wind energy possible use in the western sector of the Russian Arctic |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200727 Address after: Unit 06, 22 / F, building 3, yard 5, Anding Road, Chaoyang District, Beijing 100020 Applicant after: BEIJING TIANRUN XINNENG INVESTMENT Co.,Ltd. Address before: 830026 No. 107, Shanghai Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region Applicant before: BEIJING TIANRUN XINNENG INVESTMENT Co.,Ltd. NORTHWEST BRANCH |
|
| TA01 | Transfer of patent application right | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190531 |
|
| RJ01 | Rejection of invention patent application after publication |