CN202220713U - Safety protection device of marine wind generating set - Google Patents
Safety protection device of marine wind generating set Download PDFInfo
- Publication number
- CN202220713U CN202220713U CN2011203318624U CN201120331862U CN202220713U CN 202220713 U CN202220713 U CN 202220713U CN 2011203318624 U CN2011203318624 U CN 2011203318624U CN 201120331862 U CN201120331862 U CN 201120331862U CN 202220713 U CN202220713 U CN 202220713U
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- Prior art keywords
- safety
- safety protection
- generating set
- contact
- treatment unit
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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
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Abstract
The utility model discloses a safety protection device of a marine wind generating set, which comprises a variety of automatic safety protection connection points, a variety of manual safety protection connection points, a safety treatment unit and a main controller PLC (Programmable Logic Controller), the number of safety treatment unit is one, and the safety treatment unit is arranged in a cabin cabinet of the wind generating set, the automatic safety protection connection points and the manual safety protection connection points are connected with an input end of the safety treatment unit, an output end of the safety treatment unit is connected with the a variable-pitch power relay, an off-course power relay and a converter power relay of the wind generating set, and the safety treatment unit is connected with the main controller PLC in a communication way. According to the safety protection device, only the safety treatment unit is arranged in the cabin cabinet, so that the contact between the safety treatment unit and the high-humidity and high-concentration salt mist marine plane is reduced, the safe operation time of the wind generating set is prolonged, the hidden danger that the whole safety system ceases to be effective is reduced, the reliability of the marine wind generating set is effectively protected, and the project risk is controlled.
Description
Technical field
The utility model relates to wind power generating set safety protection field, particularly, relates to a kind of naval counterpart wind power generating set safety protection device.
Background technique
Wind energy is a kind of low density energy, has unstability and randomicity characteristics.Control technique is the key of blower fan safe and highly efficient operation.Control the priority that Security policy priority in service will be higher than control strategy at the MW class blower fan.Therefore independent theft-resistant link chain system reliably is that each MW class blower fan master control system is necessary.
The control system of any high-power blower, the Fail safe protection of the blower fan of at first considering, this is the blower fan control system key for design.Safety protection device has two kinds of mode of structure basically at present: a kind of is to adopt pure hardware link to realize; Be about to various safety protection break contacts and be connected into a loop access security processing unit; After any one safety contact action; All can trigger the secure processing units action, make the blower fan emergency shutdown; Another kind is that various safety protection break contacts are inserted the secure processing units in cabin cabinet and the tower base cabinet respectively, and control system is carried out emergency shutdown.
To the applied environment and the requirement of naval counterpart wind power generating set, there is following defective in above-mentioned two kinds of structural design modes:
First kind: various safety protection break contacts are connected into a loop access security processing unit, and not only wiring is loaded down with trivial details, and potential faults is more, and debugging is complicated, and is maintainable poor, is not suitable for being applied to the maritime environment of high corrosion.
Second kind: blower fan control system is made up of cabin cabinet and tower base cabinet two-part; Be equipped with protective gear; This structural design is a totally unfavorable hidden danger to the control system and the safety system of the wind power generating set of the maritime environment that operates in high humility, high salt fog; Especially controller in the blower fan tower base cabinet and secure processing units long-time running meeting are closed heavy mail to this type of and are caused the contact erosion oxidation; Can cause whole safety system to lose efficacy when serious, reduce the Security and the reliability of wind power generating set.
Because the offshore wind farm development investment is huge, and has higher risk than landwid electric field, therefore, must adopt an effective measure and control risk.
The model utility content
The purpose of the utility model is to protect the reliability and control project risk of naval counterpart blower fan, overcomes the design problem of the wind power generating set safety protection device existence of above-mentioned two kinds of structural types, and a kind of naval counterpart wind power generating set safety protection device is provided.
The technological scheme that realizes above-mentioned purpose is following:
Naval counterpart wind power generating set safety protection device; Comprise various automatic safe protective contacts, the protection of various manual safety contact, secure processing units and master controller PLC; Said secure processing units is one and is arranged in the wind-powered electricity generation set engine room cabinet; Various automatic safe protective contacts and various manual safety protection contact are connected with the input end of secure processing units respectively, and the output terminal of secure processing units connects change oar power supply relay, driftage power supply relay and the current transformer power supply relay of wind-powered electricity generation unit respectively; Communication is connected between said secure processing units and the master controller PLC.
Further, said automatic safe protective contact comprise the overspeed protection contact, about turn round the spacing contact of cable, vibration protection contact and driftage protection contact, said manual safety protection contact comprises emergency stop button at the bottom of the tower, cabin emergency stop button.
Further, the operation panel at said master controller PLC is provided with the anxious fault indicating lamp of stopping.
Compared with prior art, the utlity model has following beneficial effect:
1) the offshore wind farm development investment is huge; And has higher risk than landwid electric field; Therefore, must adopt an effective measure and control risk, the safety protection device of the utility model can be protected the reliability and control project risk of naval counterpart blower fan effectively.
2) at the tower base cabinet secure processing units is not installed, it is simple that circuit is implemented, and reduces rate of fault, easy maintenance.
3) secure processing units is installed in the cabinet of cabin, can reduce the marine plane of contact high humility, high concentration salt fog, improves the wind power generating set safe operation time, reduces the hidden danger that whole safety system lost efficacy.
Through accompanying drawing and embodiment, the technological scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the control system figure of the utility model naval counterpart wind power generating set safety protection device.
Embodiment
Describe below in conjunction with the preferred embodiment of accompanying drawing, should be appreciated that preferred embodiment described herein only is used for explanation and explains the utility model, and be not used in qualification the utility model the utility model.
As shown in Figure 1; The naval counterpart wind power generating set safety protection device of the utility model; Comprise various automatic safe protective contacts (comprise overspeed protection contact, about turn round the spacing contact of cable, vibration protection contact and driftage protection contact etc.), the protection of various manual safety contact (emergency stop button, cabin emergency stop button at the bottom of the tower), secure processing units and master controller PLC; Secure processing units is one and is arranged in the wind-powered electricity generation set engine room cabinet; Various automatic safe protective contacts and various manual safety protection contact are connected with the input end of secure processing units respectively, and the output terminal of secure processing units connects change oar power supply relay, driftage power supply relay and the current transformer power supply relay of wind-powered electricity generation unit respectively; Communication is connected between secure processing units and the master controller PLC; Operation panel at master controller PLC is provided with the anxious fault indicating lamp of stopping.
The working principle of the utility model is:
When safe failure appears in wind power generating set; Secure processing units receives from behind outside automatic safe protective and the manual safety protective signal; The dry contact outage of the change oar power supply relay that its output terminal of secure processing units control connects, driftage power supply relay and current transformer power supply relay makes the wind power generating set emergency shutdown.Carry out exchanges data between secure processing units and the master controller PLC; Feed back to master controller PLC to current trouble signal, can on operation interface, show corresponding trouble signal, make things convenient for the unit fault diagnosis; And it is bright that the urgency of operation panel is stopped fault indicating lamp, shows disorderly closedown.
What should explain at last is: the above is merely the preferred embodiment of the utility model; Be not limited to the utility model; Although the utility model has been carried out detailed explanation with reference to previous embodiment; For a person skilled in the art, it still can be made amendment to the technological scheme that aforementioned each embodiment put down in writing, and perhaps part technical characteristics wherein is equal to replacement.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (3)
1. naval counterpart wind power generating set safety protection device comprises various automatic safe protective contacts, the protection of various manual safety contact, secure processing units and master controller PLC, it is characterized in that:
Said secure processing units is one and is arranged in the wind-powered electricity generation set engine room cabinet; Various automatic safe protective contacts and various manual safety protection contact are connected with the input end of secure processing units respectively, and the output terminal of secure processing units connects change oar power supply relay, driftage power supply relay and the current transformer power supply relay of wind-powered electricity generation unit respectively;
Communication is connected between said secure processing units and the master controller PLC.
2. safety protection device according to claim 1; It is characterized in that: said automatic safe protective contact comprise the overspeed protection contact, about turn round the spacing contact of cable, vibration protection contact and driftage protection contact, said manual safety protection contact comprises emergency stop button at the bottom of the tower, cabin emergency stop button.
3. safety protection device according to claim 1 and 2 is characterized in that: the operation panel at said master controller PLC is provided with the anxious fault indicating lamp of stopping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203318624U CN202220713U (en) | 2011-09-06 | 2011-09-06 | Safety protection device of marine wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203318624U CN202220713U (en) | 2011-09-06 | 2011-09-06 | Safety protection device of marine wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202220713U true CN202220713U (en) | 2012-05-16 |
Family
ID=46042740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203318624U Expired - Lifetime CN202220713U (en) | 2011-09-06 | 2011-09-06 | Safety protection device of marine wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202220713U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089541A (en) * | 2013-02-20 | 2013-05-08 | 欣达重工股份有限公司 | Wind generating set safety chain control system |
| CN103343729A (en) * | 2013-07-23 | 2013-10-09 | 上海电气集团股份有限公司 | Integrated wind power generation electrical system |
| CN109343448A (en) * | 2018-09-18 | 2019-02-15 | 国电联合动力技术有限公司 | A kind of programing system and its programmed method for blower integral control system |
| CN111244903A (en) * | 2020-04-27 | 2020-06-05 | 广东电网有限责任公司惠州供电局 | Emergency stop device for abnormal work of power distribution equipment |
| CN116658366A (en) * | 2023-07-27 | 2023-08-29 | 华能新能源股份有限公司山西分公司 | Safety control system and method for pitch and yaw system of wind generating set |
-
2011
- 2011-09-06 CN CN2011203318624U patent/CN202220713U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089541A (en) * | 2013-02-20 | 2013-05-08 | 欣达重工股份有限公司 | Wind generating set safety chain control system |
| CN103343729A (en) * | 2013-07-23 | 2013-10-09 | 上海电气集团股份有限公司 | Integrated wind power generation electrical system |
| CN109343448A (en) * | 2018-09-18 | 2019-02-15 | 国电联合动力技术有限公司 | A kind of programing system and its programmed method for blower integral control system |
| CN111244903A (en) * | 2020-04-27 | 2020-06-05 | 广东电网有限责任公司惠州供电局 | Emergency stop device for abnormal work of power distribution equipment |
| CN111244903B (en) * | 2020-04-27 | 2020-09-04 | 广东电网有限责任公司惠州供电局 | Emergency stop device for abnormal work of power distribution equipment |
| CN116658366A (en) * | 2023-07-27 | 2023-08-29 | 华能新能源股份有限公司山西分公司 | Safety control system and method for pitch and yaw system of wind generating set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NATIONAL ELECTRIC NEW ENERGY TECHNOLOGY INSTITUTE Effective date: 20130703 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130703 Address after: 100000 Beijing City, Zhongguancun, South Street, building B, building No., level 56, level 16 Patentee after: Guodian United Power Technology Co., Ltd. Patentee after: Guodian New Energy Technology Institute Address before: 100000 Beijing City, Zhongguancun, South Street, building B, building No., level 56, level 16 Patentee before: Guodian United Power Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120516 |
|
| CX01 | Expiry of patent term |