CN106598098B - Intelligent nuclear power plant technique pipeline tracing device - Google Patents
Intelligent nuclear power plant technique pipeline tracing device Download PDFInfo
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- CN106598098B CN106598098B CN201611168568.XA CN201611168568A CN106598098B CN 106598098 B CN106598098 B CN 106598098B CN 201611168568 A CN201611168568 A CN 201611168568A CN 106598098 B CN106598098 B CN 106598098B
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- Prior art keywords
- intelligent
- power plant
- nuclear power
- tracing
- temperature controller
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
- G05D23/193—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces
- G05D23/1931—Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces to control the temperature of one space
Abstract
The invention discloses a kind of intelligent nuclear power plant technique pipeline tracing devices comprising: fixed device, fixed device are equipped with pilot hole, and having heaters is installed in pilot hole, and heater periphery coats matcoveredn；Intelligent thermometric instrument is arranged close to process pipe, carries out real-time continuous monitoring for the temperature to process pipe；And intelligent temperature controller, intelligent temperature controller one end is equipped with the heat tracing disk connected to power supply, one end is separately connected heater and intelligent thermometric instrument, intelligent thermometric instrument and intelligent temperature controller carry out the control of temperature data analysis and heat tracing temperature height, and send resultant fault alarm signal to control system of power plant.Compared with the existing technology, intelligence nuclear power plant technique pipeline tracing device of the present invention uses Intelligent temperature controller and intelligent thermometric instrument, the data that can use storage are analyzed and predicted control, the accurate control and safe and reliable operation that tracing system can be achieved, reduce the generation of nuclear power event.
Description
Technical field
The invention belongs to technical field of nuclear power, it is more particularly related to a kind of intelligence nuclear power plant technique pipeline companion
Thermal.
Background technique
The environmental difference in factory site locating for nuclear power station is larger, and the environment temperature in south and the north can generate biggish change with season
Change.In autumn and winter, nuclear power station some processes system in order to prevent fluid in pipeline from frost occurs in turn under cryogenic
The normal operation for influencing nuclear power station needs to consider to install heating device in process system or environment, to guarantee nuclear power station
Operate normally the proper flow with fluid in process system.
Heating device is mainly mentioned by electric heater interconnected, temperature controller, thermometric instrument and power source special
Temperature high or that maintenance fluid is in pipeline, valve and container, plays the role of anti-frost protection and maintains fluid temperature (F.T.).Antifreeze guarantor
Shield is icing when fluid is down to zero degrees celsius or less at ambient temperature in order to prevent, and maintaining fluid temperature (F.T.) is in order to avoid fluid
Solidification and mobility, viscosity-modifying prevent from condensing to keep fluid temperature (F.T.) to be higher than dew-point temperature.
Relevant nuclear power plant technique pipeline tracing device mainly passes through thermometric instrument and continuously measures the temperature of pipeline, and transmits
Signal controls the height of heat tracing temperature to temperature controller.Temperature controller is located at the heat tracing disk at scene, and sends comprehensive event
Hinder alarm signal to control system of power plant.The monitoring and control of heating circuit may be implemented in temperature controller, forms closed-loop control
Circuit.The range that can be adjusted according to relevant characteristic of fluid come set temperature, when pipe temperature is below or above set temperature
When electric heater automatically turn on or close, realize temperature automatic adjustment.
But the nuclear power plant technique pipeline tracing device of the relevant technologies has the following deficiencies:
Firstly, thermometric instrument uses conventional instrument, temperature signal, the nonnumeric letter of temperature signal can only be measured and provided
Number Computing cannot be directly carried out, existing predictive diagnosis technology can not be utilized.
Secondly, temperature controller uses traditional controller, intelligent operation and the storage of data not can be carried out, it cannot be with intelligence
Thermometric instrument, which is connected, carries out the control of heating device, cannot realize in temperature controller level and go forward side by side to the analysis of historical data
The certain PREDICTIVE CONTROL operation of row.
Again, the hot cable of heating device is simply fixed using cellotape or steel card, the fixed bit at hot cable both ends
It is not high to set accuracy, relative position is easy to happen offset, can generate heat tracing non-uniform phenomenon.If necessary to the parallel spoke of more hot cables
It penetrates, the non-uniform phenomenon of heat tracing will be more significant.
Finally, cellotape is used only for the hot cable of heating device and steel card is fixed, due to the shadow by fixed material
It rings, certain influence is had on the service life of heating device, is had an adverse effect to the maintenance and longtime running of nuclear power station.
In view of this, it is necessory to provide a kind of safe and reliable nuclear power plant technique pipeline tracing device, to meet nuclear power
It stands the normal operation demand of process pipe, reduces the generation of nuclear power event.
Summary of the invention
It is an object of the invention to: overcome the deficiencies of the prior art and provide a kind of safe and reliable intelligent nuclear power plant technique
Pipeline tracing device reduces the generation of nuclear power event to meet the normal operation demand of nuclear power plant technique pipeline.
In order to achieve the above-mentioned object of the invention, the present invention provides a kind of intelligent nuclear power plant technique pipeline tracing device, packets
It includes:
Two or more fixed devices are installed along the length direction of process pipe according to certain spacing；Gu
Determine device and be equipped with circular pilot hole, having heaters is installed in pilot hole, heater periphery coats matcoveredn；The heater
For hot cable；
Intelligent thermometric instrument is arranged close to process pipe, carries out real-time continuous monitoring for the temperature to process pipe；
And
Intelligent temperature controller, intelligent temperature controller one end are equipped with the heat tracing disk connected to power supply, and one end is separately connected
Heater and intelligent thermometric instrument, intelligent thermometric instrument and intelligent temperature controller carry out temperature number using the data of storage
According to the PREDICTIVE CONTROL of analysis and heat tracing temperature height, and resultant fault alarm signal is sent to control system of power plant.
As a kind of improvement of intelligent nuclear power plant technique pipeline tracing device of the invention, the fixed device is by Steel material system
At.
As a kind of improvement of intelligent nuclear power plant technique pipeline tracing device of the invention, the heater is hot cable.
As a kind of improvement of intelligent nuclear power plant technique pipeline tracing device of the invention, device is fixed according to the number of heater
Amount is equipped with multiple pilot holes, and pilot hole is uniformly distributed around the periphery of process pipe, passes through fixed dress in each pilot hole respectively
Set installation having heaters and heater periphery cladding matcoveredn.
Compared with the existing technology, intelligence nuclear power plant technique pipeline tracing device of the present invention has the advantage that
Firstly, heating device uses Intelligent temperature controller and intelligent thermometric instrument, the number of storage can use
According to control is analyzed and predicted, the accurate control and safe and reliable operation of tracing system are realized, power plant's operation is improved
The degree of automation, reduce nuclear power event generation.
Secondly, can be designed according to the quantity of hot cable and effectively be controlled the offset at hot cable both ends, can mention
High nuclear power station tracing system is the same as the uniformity and stability to pipeline tracing.
Device is fixed made of Steel material finally, using, improves the service life of heating device.
Detailed description of the invention
With reference to the accompanying drawings and detailed description, intelligent nuclear power plant technique pipeline tracing device of the invention is carried out detailed
Explanation.
Fig. 1 is the control principle drawing of the intelligent nuclear power plant technique pipeline tracing device of the present invention.
Fig. 2 is the structural schematic diagram of the intelligent nuclear power plant technique pipeline tracing device of the present invention.
Fig. 3 is the schematic cross-sectional view of the intelligent nuclear power plant technique pipeline tracing device of the present invention.
Fig. 4 is the structural schematic diagram of the fixation device of the intelligent nuclear power plant technique pipeline tracing device of the present invention, wherein fixed
Device is equipped with the pilot hole of different number.
Specific embodiment
In order to be more clear the purpose of the present invention, technical solution and its advantageous effects, below in conjunction with attached drawing and tool
Body embodiment, the present invention will be described in further detail.It should be understood that specific embodiment party described in this specification
Formula is not intended to limit the present invention just for the sake of explaining the present invention.
It please refers to shown in Fig. 1 to Fig. 3, intelligence nuclear power plant technique pipeline tracing device of the present invention includes:
The fixation device 104 being set on process pipe 10, fixed device 104 are equipped with pilot hole 100, in pilot hole 100
Having heaters 102,102 periphery cladding matcoveredn 106 of heater are installed；
Intelligent thermometric instrument 20 is arranged close to process pipe 10, is connected in real time for the temperature to process pipe 10
Continuous monitoring；And
Intelligent temperature controller 30,30 one end of intelligent temperature controller, which is equipped with, connects to power supply heat tracing disk 40, one end difference
Heater 102 and intelligent thermometric instrument 20 are connected, intelligent thermometric instrument 20 and intelligent temperature controller 30 carry out temperature number
According to the control of analysis and heat tracing temperature height, and resultant fault alarm signal is sent to control system of power plant.
In the shown embodiment, heater 102 uses hot cable, and fixed device 104 uses Steel material, so set, can
To improve the service life of heating device.
Shown in referring to figure 4., a preferred embodiment according to the present invention, fixed device 104 is according to heater 102
The pilot hole 100 of respective numbers can be set in the quantity of (hot cable), and multiple pilot holes 100 are uniform along the periphery of process pipe 10
Distribution.Two or more fixed devices 104 are equipped with along the length direction of process pipe 10, fixed device 104 is according to certain
Spacing is installed.So set, pilot hole 100 can carry out point-to-point fixation and is effectively prevented to hot 102 both ends of cable
The generation of both ends offset.
In conjunction with can be seen that compared with the existing technology to the detailed description of a specific embodiment of the invention above, this hair
Wise energy nuclear power plant technique pipeline tracing device has the advantage that
Firstly, heating device uses Intelligent temperature controller 30 and intelligent thermometric instrument 20, storage can use
Data be analyzed and predicted control, realize tracing system it is accurate control and safe and reliable operation, improve power plant
The degree of automation of operation reduces the generation of nuclear power event.
Secondly, can be designed according to the quantity of hot cable 102 and effectively be controlled to the offset at hot 102 both ends of cable
System, can be improved nuclear power station tracing system to the uniformity and stability of pipeline tracing.
Device 104 is fixed made of Steel material finally, using, improves the service life of heating device.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula carries out change and modification appropriate.Therefore, the invention is not limited to the specific embodiments disclosed and described above, to this
Some modifications and changes of invention should also be as falling into the scope of the claims of the present invention.In addition, although this specification
In use some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.
Claims (3)
1. a kind of intelligence nuclear power plant technique pipeline tracing device characterized by comprising
Two or more fixed devices are installed along the length direction of process pipe according to certain spacing；Fixed dress
Circular pilot hole has been installed, having heaters is installed in pilot hole, heater periphery coats matcoveredn；The heater is heat
Cable；
Intelligent thermometric instrument is arranged close to process pipe, carries out real-time continuous monitoring for the temperature to process pipe；And
Intelligent temperature controller, intelligent temperature controller one end are equipped with the heat tracing disk connected to power supply, and one end is separately connected heating
Device and intelligent thermometric instrument, intelligent thermometric instrument and intelligent temperature controller carry out temperature data point using the data of storage
The PREDICTIVE CONTROL of analysis and heat tracing temperature height, and resultant fault alarm signal is sent to control system of power plant.
2. intelligence nuclear power plant technique pipeline tracing device according to claim 1, which is characterized in that the fixed device by
Steel material is made.
3. intelligence nuclear power plant technique pipeline tracing device according to claim 1, which is characterized in that fixed device is according to adding
The quantity of hot device is equipped with multiple pilot holes, and pilot hole is uniformly distributed around the periphery of process pipe, leads to respectively in each pilot hole
Cross fixed device installation having heaters and heater periphery cladding matcoveredn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168568.XA CN106598098B (en) | 2016-12-16 | 2016-12-16 | Intelligent nuclear power plant technique pipeline tracing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611168568.XA CN106598098B (en) | 2016-12-16 | 2016-12-16 | Intelligent nuclear power plant technique pipeline tracing device |
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| CN106598098A CN106598098A (en) | 2017-04-26 |
| CN106598098B true CN106598098B (en) | 2019-04-16 |
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ID=58600747
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|---|---|---|---|
| CN201611168568.XA Active CN106598098B (en) | 2016-12-16 | 2016-12-16 | Intelligent nuclear power plant technique pipeline tracing device |
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| CN102352946A (en) * | 2011-09-23 | 2012-02-15 | 黑龙江建龙钢铁有限公司 | Crude benzene cooling water heat tracing crude benzene product pipeline |
| CN202220935U (en) * | 2011-08-01 | 2012-05-16 | 山西太钢不锈钢股份有限公司 | Pipeline frost crack resisting device |
| CN103282588A (en) * | 2010-09-15 | 2013-09-04 | 滨特尔热能管理有限责任公司 | Heat trace system including hybrid composite insulation |
| CN203858868U (en) * | 2014-06-04 | 2014-10-01 | 中广核工程有限公司 | Temperature control device for nuclear power plant REA (reactor tent and water supply system) boron-conveying pipeline in cold region |
| CN204062306U (en) * | 2014-07-29 | 2014-12-31 | 大庆航天三沃新技术产业有限责任公司 | Bimetal composite electric heating tube |
| CN105114747A (en) * | 2015-08-20 | 2015-12-02 | 南京润屹电子科技有限公司 | Novel fluid pipeline with heat tracing holes |
| CN205318266U (en) * | 2015-12-31 | 2016-06-15 | 苏州东仪核电科技股份有限公司 | Nuclear power station technology pipeline electric tracer heating system |
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2016
- 2016-12-16 CN CN201611168568.XA patent/CN106598098B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103282588A (en) * | 2010-09-15 | 2013-09-04 | 滨特尔热能管理有限责任公司 | Heat trace system including hybrid composite insulation |
| CN202220935U (en) * | 2011-08-01 | 2012-05-16 | 山西太钢不锈钢股份有限公司 | Pipeline frost crack resisting device |
| CN102352946A (en) * | 2011-09-23 | 2012-02-15 | 黑龙江建龙钢铁有限公司 | Crude benzene cooling water heat tracing crude benzene product pipeline |
| CN203858868U (en) * | 2014-06-04 | 2014-10-01 | 中广核工程有限公司 | Temperature control device for nuclear power plant REA (reactor tent and water supply system) boron-conveying pipeline in cold region |
| CN204062306U (en) * | 2014-07-29 | 2014-12-31 | 大庆航天三沃新技术产业有限责任公司 | Bimetal composite electric heating tube |
| CN105114747A (en) * | 2015-08-20 | 2015-12-02 | 南京润屹电子科技有限公司 | Novel fluid pipeline with heat tracing holes |
| CN205318266U (en) * | 2015-12-31 | 2016-06-15 | 苏州东仪核电科技股份有限公司 | Nuclear power station technology pipeline electric tracer heating system |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181227 Address after: 518124 Office Building of Daya Bay Nuclear Power Base Engineering Company, Pengfei Road, Dapeng New District, Shenzhen City, Guangdong Province Applicant after: China Nuclear Power Engineering Co., Ltd. Applicant after: Shenzhen China Nuclear Power Design Co., Ltd. Applicant after: China General Nuclear Power Corporation Address before: 518124 Office Building of Daya Bay Nuclear Power Base Engineering Company, Pengfei Road, Dapeng New District, Shenzhen City, Guangdong Province Applicant before: China Nuclear Power Engineering Co., Ltd. Applicant before: China General Nuclear Power Corporation |
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