CN105736254A - Detection system for water chilling unit in offshore wind farm - Google Patents
Detection system for water chilling unit in offshore wind farm Download PDFInfo
- Publication number
- CN105736254A CN105736254A CN201610107989.5A CN201610107989A CN105736254A CN 105736254 A CN105736254 A CN 105736254A CN 201610107989 A CN201610107989 A CN 201610107989A CN 105736254 A CN105736254 A CN 105736254A
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- CN
- China
- Prior art keywords
- temperature sensor
- phase
- drive end
- water chiller
- detection system
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/90—Mounting on supporting structures or systems
- F05B2240/95—Mounting on supporting structures or systems offshore
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/20—Heat transfer, e.g. cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/80—Diagnostics
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- 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
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
- Y02E10/727—Offshore wind turbines
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- Wind Motors (AREA)
Abstract
The invention discloses a detection system for a water chilling unit in an offshore wind farm. The detection system for the water chilling unit in the offshore wind farm comprises a U-phase temperature sensor, a V-phase temperature sensor, a W-phase temperature sensor, a power data sampler, a drive-end temperature sensor, a non-drive-end temperature sensor, a water inlet temperature sensor, a water outlet temperature sensor, an arithmetic unit and a data output display, wherein the U-phase temperature sensor, the V-phase temperature sensor, the W-phase temperature sensor, the power data sampler, the drive-end temperature sensor, the non-drive-end temperature sensor, the water inlet temperature sensor and the water outlet temperature sensor are connected with the arithmetic unit; and the arithmetic unit is connected with the data output display. According to the detection system for the water chilling unit in the offshore wind farm, which is disclosed by the invention, faults are determined according to the three-phase active power and the three-phase winding temperature of a fan generator, and the two-end temperatures of a drive shaft, the running condition of the fan generator can be accurately reflected, and the threshold value of fault shut-down can be accurately and scientifically controlled, thus the utilization rate of wind power resources is increased.
Description
Technical field
The present invention relates to a kind of wind-powered electricity generation field, particularly relate to a kind of marine wind electric field water chiller detection system.
Background technology
Wind turbine power generation machine is one of most important parts of blower fan power generation system, identifies wind turbine power generation machine whether failure operation, is the important content safeguarding blower fan.
Generally; every phase winding of wind turbine power generation machine has temperature sensor; the drive end of drive bearing and anti-drive end also have temperature sensor; water outlet, inflow temperature can be gathered by temperature sensor; high-temperature condition is taken preventive measures; with protective winding to greatest extent, it is ensured that the operation safety of wind turbine power generation machine.
But, might not there is generator failure in winding overtemperature, under power generation situation at full capacity, the electric current passed through heats and also results in high temperature, and temperature is subject to ambient temperature effect simultaneously, causes that winding temperature has large change at Various Seasonal different periods.Employing overtemperature alarm the mode shut down are unfavorable for making full use of of wind energy, easily cause the waste of wind resource.
Summary of the invention
For the defect existed in prior art; the invention provides a kind of marine wind electric field water chiller detection system; it is capable of carrying out science for the condition that marine wind electric field water chiller is shut down and judging accurately; it is thus possible to utilize wind resource to greatest extent, marine wind electric field water chiller is effectively protected simultaneously.
A kind of technical scheme realizing above-mentioned purpose is: a kind of marine wind electric field water chiller detection system, including U phase temperature sensor, V phase temperature sensor, W phase temperature sensor, power data sampler, drive end temperature sensor, anti-drive end temperature sensor, inflow temperature sensor, leaving water temperature sensors, arithmetical unit, data Output Display Unit.
Described U phase temperature sensor is arranged in the U phase of wind energy turbine set water chiller, and described V phase temperature sensor is arranged in the V phase of wind energy turbine set water chiller, and described W phase temperature sensor is arranged in the W phase of wind energy turbine set water chiller.
Described power data sampler is connected with marine wind electric field water chiller system.
Described drive end temperature sensor is arranged on the drive end of the drive bearing of marine wind electric field water chiller, and described anti-drive end temperature sensor is arranged on the anti-drive end of the drive bearing of marine wind electric field water chiller.
Described inflow temperature sensor is arranged on described electromotor water inlet, and described inflow temperature sensor is arranged on described electromotor outlet.
Described U phase temperature sensor, described V phase temperature sensor, described W phase temperature sensor, described power data sampler, described drive end temperature sensor, described anti-drive end temperature sensor, described inflow temperature sensor, described leaving water temperature sensors were connected with described arithmetical unit.
Described arithmetical unit is connected with described data Output Display Unit.
Further, it is connected with alarm described arithmetical unit.
Further, it is connected with controlling switch described arithmetical unit.
A kind of marine wind electric field water chiller detection system of the present invention, including U phase temperature sensor, V phase temperature sensor, W phase temperature sensor, power data sampler, drive end temperature sensor, anti-drive end temperature sensor, inflow temperature sensor, leaving water temperature sensors, arithmetical unit, data Output Display Unit；Described U phase temperature sensor is arranged in the U phase of wind energy turbine set water chiller, and described V phase temperature sensor is arranged in the V phase of wind energy turbine set water chiller, and described W phase temperature sensor is arranged in the W phase of wind energy turbine set water chiller；Described power data sampler is connected with marine wind electric field water chiller system；Described drive end temperature sensor is arranged on the drive end of the drive bearing of marine wind electric field water chiller, and described anti-drive end temperature sensor is arranged on the anti-drive end of the drive bearing of marine wind electric field water chiller；Described inflow temperature sensor is arranged on described electromotor water inlet, and described inflow temperature sensor is arranged on described electromotor outlet；Described U phase temperature sensor, described V phase temperature sensor, described W phase temperature sensor, described power data sampler, described drive end temperature sensor, described anti-drive end temperature sensor, described inflow temperature sensor, described leaving water temperature sensors were connected with described arithmetical unit；Described arithmetical unit is connected with described data Output Display Unit.A kind of marine wind electric field water chiller detection system provided by the invention; according to wind turbine power generation machine three phases active power and measuring temperature of three-phase winding; drive end shaft temperature to judge fault; wind turbine power generation machine operational situation can be accurately reflected; can accurately and science control disorderly closedown threshold value, improve wind resource utilization rate.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of marine wind electric field water chiller detection system of the present invention.
Detailed description of the invention
In order to enable better technical scheme to be understood, below by specifically embodiment and be described in detail in conjunction with accompanying drawing:
Refer to Fig. 1, a kind of marine wind electric field water chiller detection system of the present invention, including U phase temperature sensor 11, V phase temperature sensor 12, W phase temperature sensor 13, power data sampler 2, drive end temperature sensor 31, anti-drive end temperature sensor 32, inflow temperature sensor 41, leaving water temperature sensors 42, arithmetical unit 5, data Output Display Unit 6.
U phase temperature sensor 11 is arranged in the U phase of wind energy turbine set water chiller, and V phase temperature sensor 12 is arranged in the V phase of wind energy turbine set water chiller, and W phase temperature sensor 13 is arranged in the W phase of wind energy turbine set water chiller.
Power data sampler 2 is connected with marine wind electric field water chiller.
Drive end temperature sensor 31 is arranged on the drive end of the drive bearing of marine wind electric field water chiller, and anti-drive end temperature sensor 32 is arranged on the anti-drive end of the drive bearing of marine wind electric field water chiller.
Inflow temperature sensor 41 is arranged on electromotor water inlet, and inflow temperature sensor 42 is arranged on electromotor outlet.
U phase temperature sensor 11, V phase temperature sensor 12, W phase temperature sensor 13, power data sampler 2, drive end temperature sensor 31, anti-drive end temperature sensor 32, inflow temperature sensor 41, leaving water temperature sensors 42 are connected 5 with arithmetical unit.
Arithmetical unit 5 is connected with data Output Display Unit 6.
Arrange an alarm 7 to be connected with arithmetical unit 5.
Arrange a control switch 8 to be connected with arithmetical unit 5.
After the marine wind electric field water chiller detection system of the present invention is opened, U phase winding temperature Tu is obtained by U phase winding temperature sensor 11, obtain V phase winding temperature Tv by V phase winding temperature sensor 12, obtain W phase winding temperature Tw by W phase winding temperature sensor 13；By power data sampler 2, obtain U phase winding power and be designated as Pu, V phase winding power and be designated as Pv, W phase winding power and be designated as Pw；Obtain drive end temperature Tq by drive end temperature sensor 31, obtain anti-drive end temperature Tf by anti-drive end temperature sensor 32；Obtain cooling water water inlet real time temperature Tin by inflow temperature sensor 41, obtain cooling water water outlet real time temperature Tex by leaving water temperature sensors 42；
The rated power obtaining blower fan is designated as Pe；Set the cold in-water temperature ultimate value of electromotor as Tlin, set the cooling water leaving water temperature ultimate value of electromotor as Tlex.The value of Pe, Tlin, Tlex is wind turbine power generation machine name plate rating.
The computing by arithmetical unit 5 of the above-mentioned data, calculates fault verification value F, and computing formula is as follows:
F=Fu+Fv+Fw
Fu=2Pe/ (3Pu+Pe) * (Tu-Tq/3-2Tf/3) * Fs
Fv=2Pe/ (3Pv+Pe) * (Tv-Tq/3-2Tf/3) * Fs
Fw=2Pe/ (3Pw+Pe) * (Tw-Tq/3-2Tf/3) * Fs
Fs=(Tex+Tin-Tlex-Tlin)/(Tlex+Tlin)
The calculation of fault value of Fu, Fv, Fw respectively winding U, V, W in formula, Fs is generator cooling-water temperature coefficient, and fault verification value F is the always value added of Fu, Fv, Fw.
Above-mentioned data are externally exported to technical staff by data Output Display Unit 6.
Meanwhile, fault critical T is setset,TsetValue be 10.The fan trouble decision content F run is made the following judgment:
If F is > TsetThen wind turbine power generation machine fault, it is necessary to maintenance down；Now, alarm 7 points out warning to technical staff, controls switch simultaneously and closes, makes wind power generator shut down.
If F≤TsetAnd Tu、Tv、Tw、Tq、TfIn any one has more than Tset, then judge that wind turbine power generation machine does not break down, and without shutting down, it is desirable to reduce generated energy is to suppress winding overtemperature；Now, alarm 7 box technology personnel point out warning.
If F≤TsetAnd Tu、Tv、Tw、Tq、TfIn be no more than Tset, then generator operation does not normally take any protective measure.
Those of ordinary skill in the art will be appreciated that, above embodiments is intended merely to the explanation present invention, and it is not used as limitation of the invention, as long as in the spirit of the present invention, to the change of embodiment described above, modification all by the Claims scope dropping on the present invention.
Claims (3)
1. a marine wind electric field water chiller detection system, including U phase temperature sensor, V phase temperature sensor, W phase temperature sensor, power data sampler, drive end temperature sensor, anti-drive end temperature sensor, inflow temperature sensor, leaving water temperature sensors, arithmetical unit, data Output Display Unit, it is characterized in that
Described U phase temperature sensor is arranged in the U phase of wind energy turbine set water chiller, and described V phase temperature sensor is arranged in the V phase of wind energy turbine set water chiller, and described W phase temperature sensor is arranged in the W phase of wind energy turbine set water chiller；
Described power data sampler is connected with marine wind electric field water chiller system；
Described drive end temperature sensor is arranged on the drive end of the drive bearing of marine wind electric field water chiller, and described anti-drive end temperature sensor is arranged on the anti-drive end of the drive bearing of marine wind electric field water chiller；
Described inflow temperature sensor is arranged on described electromotor water inlet, and described leaving water temperature sensors is arranged on described electromotor outlet；
Described U phase temperature sensor, described V phase temperature sensor, described W phase temperature sensor, described power data sampler, described drive end temperature sensor, described anti-drive end temperature sensor, described inflow temperature sensor, described leaving water temperature sensors were connected with described arithmetical unit；
Described arithmetical unit is connected with described data Output Display Unit.
2. a kind of marine wind electric field water chiller detection system according to claim 1, it is characterised in that described arithmetical unit is connected with alarm.
3. a kind of marine wind electric field water chiller detection system according to claim 1, it is characterised in that described arithmetical unit is connected with controlling switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610107989.5A CN105736254B (en) | 2016-02-26 | 2016-02-26 | A kind of marine wind electric field water chiller detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610107989.5A CN105736254B (en) | 2016-02-26 | 2016-02-26 | A kind of marine wind electric field water chiller detection system |
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| Publication Number | Publication Date |
|---|---|
| CN105736254A true CN105736254A (en) | 2016-07-06 |
| CN105736254B CN105736254B (en) | 2018-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610107989.5A Active CN105736254B (en) | 2016-02-26 | 2016-02-26 | A kind of marine wind electric field water chiller detection system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592040A (en) * | 2012-08-15 | 2014-02-19 | 广东核电合营有限公司 | Method and system for monitoring temperature of generator stator winding of nuclear power station |
| WO2014114295A1 (en) * | 2013-01-25 | 2014-07-31 | Vestas Wind Systems A/S | Control of wind turbines |
| CN105257473A (en) * | 2015-11-10 | 2016-01-20 | 四川东方电气自动控制工程有限公司 | Low-temperature quick starting control method of wind turbine generator |
-
2016
- 2016-02-26 CN CN201610107989.5A patent/CN105736254B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103592040A (en) * | 2012-08-15 | 2014-02-19 | 广东核电合营有限公司 | Method and system for monitoring temperature of generator stator winding of nuclear power station |
| WO2014114295A1 (en) * | 2013-01-25 | 2014-07-31 | Vestas Wind Systems A/S | Control of wind turbines |
| CN105257473A (en) * | 2015-11-10 | 2016-01-20 | 四川东方电气自动控制工程有限公司 | Low-temperature quick starting control method of wind turbine generator |
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| CN105736254B (en) | 2018-11-27 |
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