CN202611994U - Starting device of low-temperature type pitch control system - Google Patents
Starting device of low-temperature type pitch control system Download PDFInfo
- Publication number
- CN202611994U CN202611994U CN2012201294812U CN201220129481U CN202611994U CN 202611994 U CN202611994 U CN 202611994U CN 2012201294812 U CN2012201294812 U CN 2012201294812U CN 201220129481 U CN201220129481 U CN 201220129481U CN 202611994 U CN202611994 U CN 202611994U
- Authority
- CN
- China
- Prior art keywords
- temperature
- relay
- low
- starting device
- casing
- 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.)
- Expired - Lifetime
Links
Images
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
- 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
Abstract
The utility model discloses a starting device of a low-temperature type pitch control system. The device comprises temperature controllers which correspond to box bodies of the pitch control system respectively, wherein the temperature controllers and a power supply of the power grid form a starting loop through a time relay after temperature controller are connected is series; each of the temperature controllers collects the temperature inside a box body which corresponds to the temperature controller through a temperature sensor of each of the temperature controllers, when the collected temperature is lower than a set value, a heater in the box body is started for heating, when the collected temperature is higher than the set value, the temperature controller is switched on, the pitch control system is started, uniform heating control of the box bodies of the pitch control system is achieved, compared with existing separate control, the starting device has the advantages of being capable of reducing the use quantity of electron devices, simplifying the circuit connection and reducing the cost.
Description
Technical field
The utility model relates to a kind of wind-driven generator pitching system starting device, relates to a kind of low-temperature type paddle change system starting device specifically.
Background technique
Electric power is indispensable form of energy in daily production and the life.Traditional thermal power generation not only will consume a large amount of fossil resources, and can discharge a large amount of greenhouse gases; Though nuclear energy power generation is emission greenhouse gas not, danger very in case accident occurs, will cause irreversible destruction to environment, so various countries are the clean energy resource of representative greatly developing with the wind-power electricity generation all in recent years.
Pitch-controlled system is the vitals in the complete blower; Its effect is the rotating speed of angle with the change blade that facing the wind through adjustment blower fan blade; Optimizing the generating efficiency of complete blower at ordinary times, if blower fan generation part fault or ambient wind velocity are too fast, it can utilize the stall principle to make the blower fan blade arrive feather position again and stop operating; Thereby avoid complete blower stall to collapse, so the reliable and stable operation of pitch-controlled system is the precondition and guarantee of the reliable and stable operation of whole wind power generator.
The wind resource of northern China is abundant, is fit to the installation and operation of wind-driven generator, but northern ambient temperature is lower; As far as pitch-controlled system, because of it is positioned at the high aerial wheel hub of complete blower, operating ambient temperature is lower; If blower fan a period of time out of service, will be in the pitch-controlled system casing the surperficial frosting of various electronic devices, if start pitch-controlled system after at this moment powering on immediately; Frost gas will exert an influence to the life-span of electronic device, and then influence the working stability of pitch-controlled system, so all there is specific starting drive in existing low-temperature type paddle change system; After powering on, at first pitch-controlled system is heated; Treat to restart after the temperature of each casing in the pitch-controlled system all reaches certain value, but existing starting drive all is respectively each casing of pitch-controlled system to be added heat control that this not only need use numerous circuit devcies; And the circuit complex connection, cost is higher.
The model utility content
The utility model technical problem to be solved, it is less just to provide a kind of electronic device, and circuit connects simple low temperature type pitch-controlled system starting drive.
In order to solve the problems of the technologies described above, the utility model adopts following technological scheme:
A kind of low-temperature type paddle change system starting device, this device comprise the temperature controller corresponding respectively with each casing of pitch-controlled system, after being one another in series between each temperature controller, constitute the startup loop through the time relay and electric network source; Each temperature controller is gathered temperature in the casing on the other side through temperature transducer separately respectively;, temperature starts the heater heats in this casing when being lower than setting value, when temperature is higher than setting value, and this temperature controller conducting; After all temperature controllers all are on state; Start the loop and connect, the time relay conducting behind the timing certain hour that powers on starts pitch-controlled system.
Further, described temperature controller comprises the temperature transducer branch road; Temperature relay I, this temperature relay are normally opened contact, but in temperature closed its contact during more than or equal to setting value; Temperature relay II, this temperature relay are normally opened contact, but in temperature closed its contact during smaller or equal to setting value, above-mentioned temperature transducer branch road, temperature relay I, temperature relay II is connected in parallel to each other.
Further, connect each other through temperature relay I between each temperature controller.
Further, temperature relay II is electrically connected with the interior heater of corresponding casing through relay.
Further, the desired temperature of temperature relay I is 5 ℃.
Further, the desired temperature of temperature relay II is 15 ℃.
Further, the timing time of the described time relay is 60 minutes.
The beneficial effect of the utility model is:
The utility model discloses a kind of low-temperature type paddle change system starting device; This starting drive constitutes the startup loop through the time relay and electric network source again through with after the corresponding respectively temperature controller of each casing is connected each other, thereby realization adds heat control to what each casing of pitch-controlled system was unified; Than original control respectively; Reduce the use of electronic device, simplified the circuit connection, reduced cost.
Be divided into three parallel branches to temperature controller, each branch road cooperatively interacts, and working stability is reliable.
The serviceability temperature relay and the time relay can be adjusted parameter according to condition of different, have improved the versatility of this starting drive.
Description of drawings
Fig. 1 is that the circuit of the utility model embodiment 3 temperature controller connects schematic representation;
Fig. 2 is that the circuit of the utility model embodiment 3 the time relay connects schematic representation.
Embodiment
For the purpose, technological scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Embodiment 1; Present embodiment discloses the starting drive of a kind of low-temperature type paddle change system; This device comprises the temperature controller corresponding respectively with each casing of pitch-controlled system, after being one another in series between each temperature controller, constitutes the startup loop through the time relay and electric network source; Each temperature controller is respectively through temperature in the corresponding with it casing of temperature transducer collection separately; The heater that when temperature is lower than setting value in the casing, starts in this casing heats casing, after temperature is higher than setting value, and this temperature controller conducting; After all temperature controllers all are on state; Start the loop and connect, the time relay conducting behind the timing certain hour that powers on, pitch-controlled system must be established beginning work by cable.
Embodiment 2, and present embodiment discloses the starting drive of other a kind of low-temperature type paddle change system, the temperature controller that this device comprises and each casing of pitch-controlled system is corresponding respectively, and this temperature controller comprises the temperature transducer branch road; Temperature relay I, this temperature relay are normally opened contact, but in temperature closed its contact during more than or equal to setting value; Temperature relay II, this temperature relay are normally opened contact, but in temperature closed its contact during smaller or equal to setting value; Above-mentioned temperature transducer branch road, temperature relay I, temperature relay II is connected in parallel to each other; After being one another in series through temperature relay I between each temperature controller, constituting through the time relay and electric network source and start the loop, each temperature controller is respectively through the interior temperature of the corresponding with it casing of temperature transducer collection separately; Temperature relay II is closed when temperature is lower than setting value in the casing; The heater that starts in this casing heats casing, and after temperature was heated to setting value in casing, temperature relay I was closed at heater; After the temperature relay I of all temperature controllers is in closed state; Start the loop and connect, the time relay begins to power on behind the timing certain hour, and pitch-controlled system must be established beginning work by cable.
Embodiment 3, and shown in Fig. 1-2, present embodiment discloses the starting drive of other a kind of low-temperature type paddle change system, the temperature controller 1 that this device comprises and each casing of pitch-controlled system is corresponding respectively, and this temperature controller comprises temperature transducer 2 branch roads; Temperature relay I3, this temperature relay are normally opened contact, but in temperature closed its contact during more than or equal to 5 ℃; Temperature relay II4, this temperature relay are normally opened contact, but in temperature closed its contact during smaller or equal to 15 ℃; Above-mentioned temperature transducer branch road, temperature relay I, temperature relay II is connected in parallel to each other; After being one another in series through temperature relay I between each temperature controller, constituting through the time relay 5 and electric network source and start loop 6, each temperature controller is respectively through temperature in the corresponding with it casing of temperature transducer collection separately; Temperature relay II is closed when temperature in the casing is lower than 15 ℃, and the 8 pairs of casings of heater that start in this casing heat, at heater after temperature is heated to 5 ℃ in casing; Temperature relay I is closed, after the temperature relay I of all temperature controllers is in closed state, starts the loop and connects; The time relay timing 60 minutes that begins to power on, after 60 minutes, the time relay is connected; The auxiliary reclay 7 that is attached thereto just can get electric adhesive, and pitch-controlled system is started working.
The starting drive of the disclosed low-temperature type paddle change of present embodiment system; This starting drive is through with after the corresponding respectively temperature controller of each casing is connected each other; Constitute through the time relay and electric network source again and start the loop; Only use a time relay and auxiliary reclay just can realize adding heat control,, reduced the use of 5 time relays and 6 auxiliary reclays than each original casing timing control respectively to what each casing of pitch-controlled system was unified; Simplified the circuit connection, reduced cost.
Claims (7)
1. low-temperature type paddle change system starting device is characterized in that: the temperature controller that this device comprises and each casing of pitch-controlled system is corresponding respectively, after being one another in series between each temperature controller, through the time relay and electric network source formation startup loop; Each temperature controller is gathered temperature in the casing on the other side through temperature transducer separately respectively;, temperature starts the heater heats in this casing when being lower than setting value, when temperature is higher than setting value, and this temperature controller conducting; After all temperature controllers all are on state; Start the loop and connect, the time relay conducting behind the timing certain hour that powers on starts pitch-controlled system.
2. low-temperature type paddle change system starting device according to claim 1 is characterized in that: described temperature controller comprises the temperature transducer branch road; Temperature relay I, this temperature relay are normally opened contact, but in temperature closed its contact during more than or equal to setting value; Temperature relay II, this temperature relay are normally opened contact, but in temperature closed its contact during smaller or equal to setting value, above-mentioned temperature transducer branch road, temperature relay I, temperature relay II is connected in parallel to each other.
3. low-temperature type paddle change system starting device according to claim 2 is characterized in that: connect each other through temperature relay I between each temperature controller.
4. low-temperature type paddle change system starting device according to claim 2 is characterized in that: temperature relay II is electrically connected with the interior heater of corresponding casing through relay.
5. low-temperature type paddle change system starting device according to claim 2 is characterized in that: the desired temperature of temperature relay I is 5 ℃.
6. low-temperature type paddle change system starting device according to claim 2 is characterized in that: the desired temperature of temperature relay II is 15 ℃.
7. low-temperature type paddle change system starting device according to claim 1 is characterized in that: the timing time of the described time relay is 60 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201294812U CN202611994U (en) | 2012-03-27 | 2012-03-27 | Starting device of low-temperature type pitch control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201294812U CN202611994U (en) | 2012-03-27 | 2012-03-27 | Starting device of low-temperature type pitch control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202611994U true CN202611994U (en) | 2012-12-19 |
Family
ID=47345700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201294812U Expired - Lifetime CN202611994U (en) | 2012-03-27 | 2012-03-27 | Starting device of low-temperature type pitch control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202611994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN111488013A (en) * | 2020-04-24 | 2020-08-04 | 中国船舶工业综合技术经济研究院 | Temperature control circuit of electronic equipment |
-
2012
- 2012-03-27 CN CN2012201294812U patent/CN202611994U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN111488013A (en) * | 2020-04-24 | 2020-08-04 | 中国船舶工业综合技术经济研究院 | Temperature control circuit of electronic equipment |
| CN111488013B (en) * | 2020-04-24 | 2021-10-01 | 中国船舶工业综合技术经济研究院 | Temperature control circuit of electronic equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2008131775A3 (en) | A method of operating a wind turbine with pitch control, a wind turbine and a cluster of wind turbines | |
| CN101493074B (en) | Low-temperature control system and control method for wind-power paddle changing device | |
| CN202611994U (en) | Starting device of low-temperature type pitch control system | |
| CN202926407U (en) | Variable frequency heating device used for power generation | |
| CN201372892Y (en) | Low-temperature control system of wind generator propeller adjusting device | |
| CN201827023U (en) | Blind type vertical shaft wind driven generator | |
| CN203230535U (en) | Efficient wind driven generator | |
| CN201448193U (en) | Temperature protection device of master control system of wind driven generator | |
| CN205641138U (en) | Utilize wind -powered electricity generation photovoltaic air renewable energy's heating system | |
| CN205330883U (en) | Multi -functional aerogenerator with adjustable direction | |
| CN201778963U (en) | Heating system for speed increasing box of wind driven generator | |
| CN202435087U (en) | Battery charging device | |
| CN204805030U (en) | Dual drive wind power generation set | |
| CN202732219U (en) | Controlling device of pitch system | |
| CN102644547B (en) | Control method of variable-pitch system | |
| CN104806446A (en) | Rocking blade type wind generator with vertical shaft and electricity generating method thereof | |
| CN203301124U (en) | Pitch-regulated system protective circuit | |
| CN202673567U (en) | Pitch system with temperature and humidity control | |
| CN204783495U (en) | High -efficient solar energy heat -retaining power generation system | |
| CN203796489U (en) | Wind power rotating device with opening-closing ventilation doors and wind power generation equipment | |
| CN206541874U (en) | A kind of battery case of pitch-controlled system | |
| CN203896251U (en) | Combined power generation device of power transmission tower | |
| CN203482130U (en) | A distributed low-wind-speed permanent-magnetic directly-driven wind-driven generator system | |
| CN202883253U (en) | Wind driven generator | |
| CN201386624Y (en) | Residual heat air current wind power generating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121219 |