CN205282105U - Reactor coolant ization appearance control system - Google Patents
Reactor coolant ization appearance control system Download PDFInfo
- Publication number
- CN205282105U CN205282105U CN201520907244.8U CN201520907244U CN205282105U CN 205282105 U CN205282105 U CN 205282105U CN 201520907244 U CN201520907244 U CN 201520907244U CN 205282105 U CN205282105 U CN 205282105U
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- pipeline
- reactor coolant
- reactor
- heat exchanger
- shell side
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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
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model belongs to PWR nuclear power technology specifically discloses a reactor coolant ization appearance control system, including self -fractionating pump, regenerative heat exchanger, let out heat exchanger down, the export pipeline who lets out heat exchanger down installs muddy bed ion exchanger, sun bed desalination ware and reactor coolant filter in proper order, improve reactor coolant's pressure, utilize the purification flow of outflow reactor coolant system to heat the cooling agent system fluid that returns the reactor, make the fission gas feed back in the main system. Reactor coolant's pressure can satisfy the small -size heap of integration, for example about the pressure drop and the potential difference requirement of valve, pipeline, main equipment among the ACP100+.
Description
Technical field
The utility model belongs to compressed water reactor nuclear power technology, is specifically related to the cvcs of a kind of pressurized-water reactor.
Background technology
When power plant normally runs, change the program control water level that appearance system keeps the water loading amount of reactor coolant system and potentiostat, keep the water quality of reactor coolant and radioactive level simultaneously in specialized range, regulate the pH value of reactor coolant. During power plant's Power operation, change the content that appearance system can keep dissolved hydrogen in reactor coolant, suppress the irradiation of primary Ioops water to decompose.
ACP100+ reactor structure is compact, it is desired to changing appearance system under the prerequisite meeting its functional requirement, system configuration simplifies as far as possible, and its system layout is as far as possible compact, to adapt to the little requirement of integrated reacting heap arrangement space. And the cvcs design variable of existing raft compared with high, system configuration is complicated, the arrangement space that requires is big, integrated reacting heap is not suitable for and economy poor.
Existing distributing arrange the reactor coolant cvcs design variable in reactor compared with high, system configuration is complicated, the arrangement space that requires is big, it is difficult to meet function and the arrangement space requirement of integrated reacting heap, and economy is poor, the pressure of reactor coolant can not meet valve, pipeline, the pressure drop of primary device and potential difference requirement.
Summary of the invention
It is an object of the invention to provide a kind of reactor coolantization and hold Controlling System, it can meet function and the arrangement space requirement of integrated reacting heap.
The technical scheme of the present invention is as follows:
A kind of reactor coolantization holds Controlling System, comprise the self-fractionating pump of the outlet being located at reactor coolant system, regenerative heat exchanger, under expel the heat-evil interchanger; Described regenerative heat exchanger top is provided with pipe side entrance and pipe side outlet, bottom is provided with shell side outlet and shell side entrance, the pump discharge of described self-fractionating pump connects the pipe side entrance of regenerative heat exchanger, pipe side outlet expels the heat-evil interchanger under connecting, described shell side outlet ligation reactor coolant system, shell side entrance connect respectively potentiostat and on fill pipeline;
The outlet conduit of interchanger of expelling the heat-evil under described installs mixed bed ion interchanger, cation bed successively except salt device and reactor coolant strainer;
The outlet conduit of described reactor coolant strainer is divided into two-way, a road feedback link to the shell side entrance of regenerative heat exchanger, this pipeline as on fill pipeline, another road connects liquid waste treatment system.
Hold in Controlling System in above-mentioned a kind of reactor coolantization: this road pipeline of described connection liquid waste treatment system is provided with lower discharging hole plate.
Hold in Controlling System in above-mentioned a kind of reactor coolantization: fill on described and pipeline connects a road moisturizing pipeline, by nuclear island de-mineralized water by fill pump and moisturizing pipeline is supplemented to and fills pipeline.
Hold in Controlling System in above-mentioned a kind of reactor coolantization: described moisturizing pipeline is provided with boric acid inking device and chemical reagent adding set.
The beneficial effects of the utility model are:
The functional requirement that system meets ACP100+ reactor is held in this change, and system configuration is simplified, it is no longer necessary to arranging the equipment such as boric acid retention tank and relevant pump, valve and pipeline, the arrangement of system is compact, substantially reduces the arrangement space of this system. The pressure of reactor coolant can meet integrated small heap, such as, about the pressure drop of valve, pipeline, primary device and potential difference requirement in ACP100+.
Accompanying drawing explanation
Fig. 1 is that reactor coolantization holds Controlling System schematic diagram;
In figure: 1. self-fractionating pump; 2. regenerative heat exchanger; 3. expel the heat-evil down interchanger; 4. mixed bed ion interchanger; 5. cation bed is except salt device; 6. reactor coolant strainer; 7. boric acid configuration case; 8. chemical reagent adds case; 9. on, fill pump.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
As shown in Figure 1, hold in Controlling System in reactor coolantization, from the outlet conduit of reactor coolant system, self-fractionating pump 1 is installed, the pump discharge of self-fractionating pump 1 connects the pipe side entrance of regenerative heat exchanger 2, expel the heat-evil under the pipe side outlet connection of this regenerative heat exchanger 2 interchanger 3, described regenerative heat exchanger 2 bottom is provided with shell side outlet and shell side entrance, shell side outlet ligation reactor coolant system, shell side entrance connect respectively potentiostat and on fill pipeline.
Under the expel the heat-evil outlet conduit of interchanger 3 mixed bed ion interchanger 4, cation bed are installed successively except salt device 5 and reactor coolant strainer 6. Reactor coolant strainer 6 outlet conduit is divided into two-way, a road feedback link to the shell side entrance of regenerative heat exchanger 2, this pipeline as on fill pipeline, another road connects liquid waste treatment system. This road pipeline connecting liquid waste treatment system is installed one block of lower discharging hole plate, for limiting letdown flow. Upper filling, pipeline connects a road moisturizing pipeline, by nuclear island de-mineralized water by fill pump 9 and moisturizing pipeline is supplemented to and fills pipeline.
Boric acid configuration case 7 can be set in addition on moisturizing pipeline for adding boric acid to reactor coolant system, chemical reagent is set and adds case 8 and be used in reactor coolant adding sodium hydroxide and hydrazine with the oxygen in adjust ph and throw away the refrigerant.
Refrigerant flows out from reactor coolant system and enters regenerative heat exchanger through self-fractionating pump, wherein after heat exchange is lowered the temperature, flows out from heat exchange outlet. Then through mixed bed except salt device, coolant filtration device, lower discharging hole plate and under let out variable valve and enter liquid waste treatment system. On fill the shell side that the charging stream of pipeline flow to regenerative heat-exchanger by feeding back to, and enter reactor coolant system after being heated.
Claims (4)
1. a reactor coolantization holds Controlling System, it is characterised in that, comprise the self-fractionating pump of the outlet being located at reactor coolant system, regenerative heat exchanger, under expel the heat-evil interchanger; Described regenerative heat exchanger top is provided with pipe side entrance and pipe side outlet, bottom is provided with shell side outlet and shell side entrance, the pump discharge of described self-fractionating pump connects the pipe side entrance of regenerative heat exchanger, pipe side outlet expels the heat-evil interchanger under connecting, described shell side outlet ligation reactor coolant system, shell side entrance connect respectively potentiostat and on fill pipeline;
The outlet conduit of interchanger of expelling the heat-evil under described installs mixed bed ion interchanger, cation bed successively except salt device and reactor coolant strainer;
The outlet conduit of described reactor coolant strainer is divided into two-way, a road feedback link to the shell side entrance of regenerative heat exchanger, this pipeline as on fill pipeline, another road connects liquid waste treatment system.
2. a kind of reactor coolantization as claimed in claim 1 holds Controlling System, it is characterised in that: this road pipeline of described connection liquid waste treatment system is provided with lower discharging hole plate.
3. reactor coolantization as claimed in claim 1 a kind of holds Controlling System, it is characterised in that: fill on described and pipeline connect a road moisturizing pipeline, by nuclear island de-mineralized water by fill pump and moisturizing pipeline is supplemented to and fills pipeline.
4. a kind of reactor coolantization as claimed in claim 3 holds Controlling System, it is characterised in that: described moisturizing pipeline is provided with boric acid inking device and chemical reagent adding set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520907244.8U CN205282105U (en) | 2015-11-13 | 2015-11-13 | Reactor coolant ization appearance control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520907244.8U CN205282105U (en) | 2015-11-13 | 2015-11-13 | Reactor coolant ization appearance control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205282105U true CN205282105U (en) | 2016-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520907244.8U Active CN205282105U (en) | 2015-11-13 | 2015-11-13 | Reactor coolant ization appearance control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205282105U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105551534A (en) * | 2015-11-13 | 2016-05-04 | 中国核动力研究设计院 | Reactor coolant chemical and volume control system and control method thereof |
| CN109166636A (en) * | 2018-08-06 | 2019-01-08 | 广东核电合营有限公司 | A kind of system and method that compacted clay liners primary Ioops uninterruptedly purify |
-
2015
- 2015-11-13 CN CN201520907244.8U patent/CN205282105U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105551534A (en) * | 2015-11-13 | 2016-05-04 | 中国核动力研究设计院 | Reactor coolant chemical and volume control system and control method thereof |
| CN109166636A (en) * | 2018-08-06 | 2019-01-08 | 广东核电合营有限公司 | A kind of system and method that compacted clay liners primary Ioops uninterruptedly purify |
| CN109166636B (en) * | 2018-08-06 | 2023-08-25 | 广东核电合营有限公司 | System and method for uninterrupted purification of primary circuit of pressurized water reactor nuclear motor unit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |