CN114459261A - Multi-module reactor nuclear power unit evaporator water supply system - Google Patents
Multi-module reactor nuclear power unit evaporator water supply system Download PDFInfo
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- CN114459261A CN114459261A CN202210238599.7A CN202210238599A CN114459261A CN 114459261 A CN114459261 A CN 114459261A CN 202210238599 A CN202210238599 A CN 202210238599A CN 114459261 A CN114459261 A CN 114459261A
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- water supply
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 152
- 238000001816 cooling Methods 0.000 claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000011010 flushing procedure Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B1/00—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser
- F28B1/02—Condensers in which the steam or vapour is separate from the cooling medium by walls, e.g. surface condenser using water or other liquid as the cooling medium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/002—Component parts or details of steam boilers specially adapted for nuclear steam generators, e.g. maintenance, repairing or inspecting equipment not otherwise provided for
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/003—Feed-water heater systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/50—Feed-water heaters, i.e. economisers or like preheaters incorporating thermal de-aeration of feed-water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28B—STEAM OR VAPOUR CONDENSERS
- F28B9/00—Auxiliary systems, arrangements, or devices
- F28B9/04—Auxiliary systems, arrangements, or devices for feeding, collecting, and storing cooling water or other cooling liquid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The invention discloses a water supply system for an evaporator of a multi-module reactor nuclear power unit, which relates to the technical field of nuclear power, and comprises a high-pressure cylinder, a low-pressure cylinder, an improved condenser, a condensate pump, a low-pressure heater, a deaerator, a water supply pump, a high-pressure heater, an evaporator water supply main pipe and a multi-module reactor, wherein a first outlet of the high-pressure cylinder is communicated with a first inlet of the low-pressure cylinder, the invention improves the condenser, and a spliced water deflector is arranged at a water circulation position of a cooling pipe, so that the spliced water deflector only needs to be detached when the condenser needs to be maintained, the spliced water deflector can be effectively cleaned, and meanwhile, the inlet condensing pipe and the outlet condensing pipe can be communicated with water for flushing, the maintenance of the cooling pipe is greatly facilitated, and the cleaning times for replacing the cooling pipe are reduced, the working efficiency of the condenser is greatly improved.
Description
Technical Field
The invention relates to the technical field of nuclear power, in particular to a water supply system for an evaporator of a nuclear power unit of a multi-module reactor.
Background
With the continuous development of science and technology, in the process of nuclear power generation, feed water at the inlet of an evaporator is heated by a low-pressure heater, a deaerator and a high-pressure heater, so that the requirement on the water temperature at the inlet of the evaporator is met, normal steam sources of the low-pressure heater, the deaerator and the high-pressure heater are steam extraction of a steam turbine, generated steam also needs to enter a condenser, and after the steam is changed into condensed water, the condensed water is pumped into the deaerator by a condensed water pump;
present traditional condenser all needs regularly to change the cooling tube, and not only the cost is higher, hinders the work efficiency of condenser very much simultaneously, and also inconvenient the changing simultaneously, the temperature of water of evaporimeter entrance can receive the reduction influence when taking place to jump the heap simultaneously, has influenced the safe in utilization of evaporimeter greatly.
Disclosure of Invention
The invention aims to provide a water supply system of a multi-module reactor nuclear power generating unit evaporator, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a multi-module reactor nuclear power unit evaporator water supply system comprises a high-pressure cylinder, a low-pressure cylinder, an improved condenser, a condensate pump, a low-pressure heater, a deaerator, a water supply pump, a high-pressure heater, an evaporator water supply main pipe and a multi-module reactor, wherein a first outlet of the high-pressure cylinder is communicated with a first inlet of the low-pressure cylinder, a first outlet of the low-pressure cylinder is communicated with a first inlet of the improved condenser, a first outlet of the improved condenser is communicated with a main inlet of the condensate pump, a first outlet of the condensate pump is communicated with a first inlet of the low-pressure heater, the low-pressure heater is communicated with the deaerator, the deaerator is communicated with the water supply pump, the water supply pump is communicated with the high-pressure heater, a first outlet of the high-pressure heater is communicated with a first inlet of the evaporator water supply main pipe, the first outlet of the evaporator water supply main pipe is communicated with the main inlet of the multi-module reactor, the second outlet of the evaporator water supply main pipe is communicated with the high-pressure cylinder through the valve module, and the second inlet of the improved condenser is communicated through the regulating valve module.
Preferably, more than three reactors are arranged in the multi-module reactor, an evaporator is arranged in each reactor, and a water supply control valve is arranged at an inlet of each reactor, so that the water supply control valves are used for controlling the water supply amount of the evaporators.
Preferably, the third outlet of the valve module is communicated with the third inlet of the low-pressure heater, and the second inlet of the low-pressure heater is communicated with the second outlet of the low-pressure cylinder, so that steam is supplied to the low-pressure heater, the deaerator and the high-pressure heater by introducing branch steam, the inlet temperature of the operating evaporator is prevented from being reduced when one reactor jumps, and the water supply temperature of the inlet of the evaporator is effectively ensured.
Preferably, the improved condenser comprises a condenser shell, a fixed supporting plate and a base, wherein two supporting rods are fixedly arranged on the upper end surface of the base, the two supporting rods are bilaterally and symmetrically distributed about the central line of the base, the upper end surfaces of the two supporting rods are fixedly connected with the fixed supporting plate, the condenser shell is fixedly connected in the middle of the fixed supporting plate, a condenser inner cavity is arranged in the condenser shell, the lower side wall of the condenser inner cavity is arc-shaped and is provided with a drainage groove with an upward opening, the lower side wall of the condenser inner cavity is fixedly communicated with a water outlet, the upper end surface of the condenser shell is fixedly provided with a steam inlet, the steam inlet is communicated with the condenser inner cavity, the upper end of the steam inlet is connected with a steam input pipe, and a fixing plate is fixedly arranged on the outer end surface of the condenser shell, the fixed plate up end with the fixed bolster up end is provided with the concatenation water director respectively, every the equal cover of concatenation water director is established on the condenser casing, the upside the fixed intercommunication in concatenation water director right side is provided with the outlet pipe, the downside the fixed intercommunication in concatenation water director left side is provided with the inlet tube, the inlet tube with fixed intercommunication has the siphunculus between the outlet pipe, it is provided with the condenser to connect siphunculus central line left side, it is provided with the water pump to connect siphunculus central line right side, it is provided with the water feeder to connect siphunculus downside intercommunication, the water feeder links to each other with external water source, be provided with cooling module in the condenser inner chamber.
Preferably, every the concatenation water deflector comprises two parts about by left concatenation water deflector an and the right concatenation water deflector b, every be provided with annular cavity in the concatenation water deflector respectively, every the equidistance distributes respectively on the annular cavity inside wall and is provided with the opening that connects, every the opening that connects is close to annular cavity direction one side all is the loudspeaker form.
Preferably, two locking blocks are fixedly arranged on the outer end faces of each left spliced water deflector a and the right spliced water deflector b respectively, the locking blocks correspond to the central line of the condenser shell and are symmetrically distributed in the front and back direction, each locking block is close to the end face in the direction of the central line of the condenser shell, a rubber pad is arranged on the end face in the direction of the central line of the condenser shell, and each spliced water deflector corresponds to the locking block and is fixedly connected through a bolt, so that the spliced water deflector can be detached and installed, and cleaning is facilitated.
As preferred, every left side concatenation water director an is close to condenser casing central line direction terminal surface is provided with four spacing spaces respectively, every right side concatenation water director b is close to condenser casing central line direction terminal surface has set firmly four stoppers respectively, every the stopper all with correspond spacing space sliding connection, every the annular cavity inside wall is being close to every stopper one side is provided with the arch respectively, and articulates respectively and is connected with two cowl, every sliding connection has two support travellers about respectively in the arch, every support the traveller respectively with correspond sliding connection, every between the cowl terminal surface the cowl with correspond protruding articulated shaft department all is provided with the torsional spring.
As preferred, cooling module includes that the equidistance distributes and sets up four spiral condenser pipes in the condenser inner chamber, every spiral condenser pipe upper end intercommunication is provided with the discharge condenser pipe, every the discharge condenser pipe all runs through condenser casing extends to get into and is located the correspondence in the upside concatenation water guide in the opening, every the terminal surface communicates respectively under the spiral condenser pipe and is provided with the entering condenser pipe, every the entering condenser pipe runs through respectively condenser casing extends to get into and is located the downside the opening in the concatenation water guide, every the discharge condenser pipe with get into the condenser pipe all with pass through between the condenser inner chamber inside wall the fixed block is fixed.
Preferably, an activated carbon filter screen is arranged on one side of each connection port, which is far away from the center line direction of the condenser shell.
In conclusion, the beneficial effects of the invention are as follows:
the invention improves the condenser, the spliced water guider is arranged at the water circulation position of the cooling pipe, when the condenser needs to be maintained, only the bolt fixed on the locking block needs to be disassembled, and the spliced water deflector is disassembled, so that the spliced water deflector can be effectively cleaned, meanwhile, the cooling pipe can be flushed by connecting the inlet condenser pipe and the outlet condenser pipe with clean water, so that the cooling pipe is greatly convenient to maintain, meanwhile, the number of times of replacing the cooling pipe is reduced, the working efficiency of the condenser is greatly improved, branch steam is introduced to supply steam to the low-pressure heater, the deaerator and the high-pressure heater through the control of the valve module and the regulating valve module, the temperature of an inlet of the running evaporator is prevented from being reduced when one reactor jumps, the water supply temperature of the inlet of the evaporator is effectively guaranteed, and therefore the running safety of the evaporator is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a block diagram of a water supply system for an evaporator of a nuclear power plant of a multi-module reactor according to the present invention;
FIG. 2 is a schematic cross-sectional view of the overall structure of the improved condenser 12 of FIG. 1;
FIG. 3 is a schematic sectional view of the top view of the water deflector 1208 of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 3;
the scores in the figures are as follows: 10. a high pressure cylinder; 11. a low pressure cylinder; 12. an improved condenser; 13. a condensate pump; 14. a low pressure heater; 15. a deaerator; 16. a feed pump; 17. a high pressure heater; 19. an evaporator water supply header pipe; 20. a valve module; 21. a regulating valve module; 22. a multi-module reactor; 1201. a condenser housing; 1202. an inner cavity of the condenser; 1203. a fixed block; 1204. a discharge condenser tube; 1205. a spiral condenser tube; 1206. a fixing plate; 1207. a water outlet pipe; 1208. splicing the water deflector; 1209. an annular inner cavity; 1210. a connecting port; 1211. entering a condensation pipe; 1212. fixing the support plate; 1213. a support bar; 1214. a base; 1215. a water pump; 1216. a communicating pipe; 1217. a drainage groove; 1218. a water outlet device; 1219. a water feeder; 1220. a condenser; 1221. a water inlet pipe; 1222. a locking block; 1223. a limiting block; 1224. a limiting space; 1225. an arc-shaped baffle plate; 1226. a support strut; 1227. a steam inlet device; 1208a, a left splicing water deflector; 1208b and a right splicing water deflector.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, front and rear directions described below correspond to the front, back, left, right, top and bottom directions of the view direction of fig. 1, fig. 1 is a front view of the apparatus of the present invention, and the directions shown in fig. 1 correspond to the front, back, left, right, top and bottom directions of the apparatus of the present invention.
Referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides a multimode reactor nuclear power unit evaporimeter water supply system, includes high pressure cylinder 10, low pressure cylinder 11, improved generation condenser 12, condensate pump 13, low pressure feed water heater 14, oxygen-eliminating device 15, feed water pump 16, high pressure feed water heater 17, evaporimeter water main 19 and multimode reactor 22, the first export of high pressure cylinder 10 with the first entry of low pressure cylinder 11 is linked together, the first export of low pressure cylinder 11 with the first entry of improved generation condenser 12 is linked together, the first export of improved generation condenser 12 with condensate pump 13 total entry is linked together, the first export of condensate pump 13 with the first entry of low pressure feed water heater 14 is linked together, low pressure feed water heater 14 with communicate each other between the oxygen-eliminating device 15, oxygen-eliminating device 15 with communicate each other between the feed water pump 16, feed water pump 16 with communicate each other between the high pressure feed water heater 17, the first export of high pressure feed water heater 17 with communicate each other between the first entry of evaporimeter water main 19, the first export of evaporimeter water main 19 with communicate each other between the 22 total entrances of multimode reactor, the export of evaporimeter water main 19 second with through valve module 20 control intercommunication between the high pressure cylinder 10, valve module 20 with control intercommunication through governing valve module 21 between the improved generation condenser 12 second entry.
In addition, in one embodiment, more than three reactors are arranged in the multi-module reactor 22, each reactor is provided with an evaporator, and a water supply control valve is arranged at an inlet of each reactor, so that the water supply amount of the evaporator can be controlled.
In addition, in an embodiment, the third outlet of the valve module 20 is communicated with the third inlet of the low-pressure heater 14, and the second inlet of the low-pressure heater 14 is communicated with the second outlet of the low-pressure cylinder 11, so that steam is supplied to the low-pressure heater, the deaerator and the high-pressure heater by introducing branch steam, the inlet temperature of the operating evaporator is prevented from being reduced when one reactor jumps, and the feed water temperature of the inlet of the evaporator is effectively ensured.
In addition, in one embodiment, the improved condenser 12 includes a condenser casing 1201, a fixed support plate 1212 and a base 1214, two support rods 1213 are fixedly arranged on an upper end surface of the base 1214, the two support rods 1213 are symmetrically distributed about a center line of the base 1214, the fixed support plate 1212 is fixedly connected to upper end surfaces of the two support rods 1213, the condenser casing 1201 is fixedly connected to a middle of the fixed support plate 1212, a condenser inner cavity 1202 is arranged in the condenser casing 1201, a lower side wall of the condenser inner cavity 1202 is arc-shaped and is provided with a drainage groove 1217 with an upward opening, a water outlet 1218 is fixedly communicated with a lower side wall of the condenser inner cavity 1202, a steam inlet 1227 is fixedly arranged on an upper end surface of the condenser casing 1201, the steam inlet 1227 is communicated with the condenser inner cavity 1202, and an upper end of the steam inlet 1227 is connected to a steam input pipe, the fixed cover of condenser casing 1201 outside terminal surface is equipped with fixed plate 1206, fixed plate 1206 up end with the fixed stay board 1212 up end is provided with concatenation water deflector 1208 respectively, every concatenation water deflector 1208 all overlaps and establishes on the condenser casing 1201, the upside the fixed intercommunication in concatenation water deflector 1208 right side is provided with outlet pipe 1207, the downside the fixed intercommunication in concatenation water deflector 1208 left side is provided with inlet tube 1221, inlet tube 1221 with fixed intercommunication has the siphunculus 1216 between the outlet pipe 1207, siphunculus 1216 central line left side is provided with condenser 1220, the siphunculus 1216 central line right side is provided with water pump 1215, siphunculus 1216 downside intercommunication is provided with water feeder 1219, water feeder 1219 links to each other with external water source, be provided with cooling module in the condenser inner chamber 1202.
In addition, in an embodiment, each water distributor 1208 is formed by two parts on the left and right of a left water distributor 1208a and a right water distributor 1208b, each water distributor 1208 is provided with an annular inner cavity 1209, each water distributor 1210 is distributed on the inner side wall of the annular inner cavity 1209 at equal intervals, and each water distributor 1210 is close to one side of the annular inner cavity 1209 in the direction of the horn shape.
In addition, in an embodiment, two locking blocks 1222 are fixedly arranged on the outer end surfaces of each of the left splicing water deflector 1208a and the right splicing water deflector 1208b, the two corresponding locking blocks 1222 are symmetrically distributed in front and back directions around the center line of the condenser shell 1201, a rubber pad is arranged on the end surface of each locking block 1222 close to the center line direction of the condenser shell 1201, and each splicing water deflector 1208 is fixedly connected to the corresponding locking block 1222 through a bolt, so that the splicing water deflector 1208 is greatly convenient to detach and mount, and is convenient to clean.
In addition, in an embodiment, every left side concatenation water director 1208a is close to condenser casing 1201 central line direction terminal surface is provided with four spacing spaces 1224 respectively, every right side concatenation water director 1208b is close to condenser casing 1201 central line direction terminal surface has set firmly four stopper 1223 respectively, every stopper 1223 all with correspond spacing space 1224 sliding connection, every annular inner chamber 1209 inside wall is being close to every stopper 1223 one side is provided with the arch respectively, and articulated two cowl 1225 that are connected with respectively, every sliding connection has two support traveller 1226 about respectively on the arch, every support traveller 1226 respectively with correspond sliding connection between the cowl 1225 terminal surface, every cowl 1225 with correspond protruding articulated shaft department all is provided with the torsional spring.
In addition, in one embodiment, the cooling assembly includes four spiral condenser pipes 1205 equidistantly arranged in the condenser inner cavity 1202, an upper end of each spiral condenser pipe 1205 is communicated with a discharge condenser pipe 1204, each discharge condenser pipe 1204 extends through the condenser shell 1201 and enters the corresponding connection port 1210 in the upper spliced water guide 1208, a lower end face of each spiral condenser pipe 1205 is respectively communicated with an inlet condenser pipe 1211, each inlet condenser pipe 1211 extends through the condenser shell 1201 and enters the connection port 1210 in the spliced water guide 1208, and each discharge condenser pipe 1204 and the inlet condenser pipe 1211 are fixed to the inner side wall of the condenser inner cavity 1202 through the fixing block 1203.
In addition, in one embodiment, an activated carbon filter is disposed on one side of each of the connection ports 1210 away from the center line direction of the condenser casing 1201.
When steam enters the condenser inner cavity 1202 from the steam inlet 1227, the water pump 1215 is started, so that outside water flows through the condenser 1220 to be cooled and enter the annular inner cavity 1209 at the lower side, and then enters the spiral condenser tube 1205 through the corresponding connecting hole 1210, so that the spiral condenser tube 1205 is filled up downwards to perform cooling operation on the steam, water flows through the discharge condenser tube 1204 to enter the annular inner cavity 1209 at the upper side, and circulates through the water outlet tube 1207, and when the spiral condenser tube 1205 needs to be cleaned, only the bolts fixed on the locking block 1222 need to be detached, the spliced water distributor 1208 is detached, not only can the spliced water distributor 1208 be effectively cleaned, but also clean water for connecting the inlet condenser tube 1211 and the discharge condenser tube 1204 can be flushed, the maintenance of the cooling pipe is greatly facilitated, the times of replacing the cooling pipe are reduced, and the working efficiency of the condenser is greatly improved.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (9)
1. The utility model provides a multimode reactor nuclear power unit evaporimeter water supply system, includes high pressure cylinder (10), low-pressure cylinder (11), improved generation condenser (12), condensate pump (13), low pressure feed water heater (14), oxygen-eliminating device (15), feed water pump (16), high pressure feed water heater (17), evaporimeter water main (19) and multimode reactor (22), its characterized in that: the first export of high pressure jar (10) with the first entry of low pressure jar (11) is linked together, the first export of low pressure jar (11) with the first entry of improved generation condenser (12) is linked together, the first export of improved generation condenser (12) with condensate pump (13) total entry is linked together, the first export of condensate pump (13) with the first entry of low pressure heater (14) is linked together, communicate each other between low pressure heater (14) and oxygen-eliminating device (15), oxygen-eliminating device (15) with communicate each other between feed pump (16), feed pump (16) with communicate each other between high pressure heater (17), the first export of high pressure heater (17) with communicate each other between the first entry of evaporimeter water main supply pipe (19), evaporimeter water main supply pipe (19) first export with communicate each other between the multi-module reactor (22) total entry, the second outlet of the evaporator water supply main pipe (19) is communicated with the high-pressure cylinder (10) through a valve module (20) in a control mode, and the valve module (20) is communicated with the second inlet of the improved condenser (12) through a regulating valve module (21) in a control mode.
2. The multi-module reactor nuclear power plant evaporator water supply system of claim 1, wherein: the multi-module reactor (22) is provided with more than three reactors, each reactor is provided with an evaporator, and the inlet is provided with a water supply control valve.
3. The multi-module reactor nuclear power plant evaporator water supply system of claim 1, wherein: and a third outlet of the valve module (20) is communicated with a third inlet of the low-pressure heater (14), and a second inlet of the low-pressure heater (14) is communicated with a second outlet of the low-pressure cylinder (11).
4. The multi-module reactor nuclear power plant evaporator water supply system of claim 1, wherein: the improved condenser (12) comprises a condenser shell (1201), a fixed support plate (1212) and a base (1214), wherein two support rods (1213) are fixedly arranged on the upper end surface of the base (1214), the two support rods (1213) are symmetrically distributed on the left and right of the center line of the base (1214), the fixed support plate (1212) is fixedly connected to the upper end surface of the two support rods (1213), the condenser shell (1201) is fixedly connected to the middle of the fixed support plate (1212), a condenser inner cavity (1202) is arranged in the condenser shell (1201), the lower side wall of the condenser inner cavity (1202) is arc-shaped and is provided with a drainage groove (1217) with an upward opening, a water outlet (1218) is fixedly communicated with the lower side wall of the condenser inner cavity (1202), a steam inlet (1227) is fixedly arranged on the upper end surface of the condenser shell (1201), and the steam inlet (1227) is communicated with the condenser inner cavity (1202), the steam input pipe is connected to steam air inlet ware (1227) upper end, the fixed cover of condenser casing (1201) outside terminal surface is equipped with fixed plate (1206), fixed plate (1206) up end with the up end of fixed stay board (1212) is provided with concatenation water deflector (1208) respectively, every concatenation water deflector (1208) all overlap and establish on condenser casing (1201), the upside concatenation water deflector (1208) right side fixed intercommunication is provided with outlet pipe (1207), the downside the fixed intercommunication in concatenation water deflector (1208) left side is provided with inlet tube (1221), inlet tube (1221) with fixed intercommunication has access pipe (1216) between outlet pipe (1207), access pipe (1216) central line left side is provided with condenser (1220), access pipe (1216) central line right side is provided with water pump (1215), access pipe (1216) downside intercommunication is provided with water feeder (1219), the water feeder (1219) is connected with an external water source, and a cooling assembly is arranged in the inner cavity (1202) of the condenser.
5. The multi-module reactor nuclear power plant evaporator water supply system of claim 4, wherein: every concatenation water deflector (1208) are by two parts about left concatenation water deflector (1208a) and right concatenation water deflector (1208b), every be provided with annular inner chamber (1209) in concatenation water deflector (1208), every respectively the equidistance distributes on annular inner chamber (1209) the inside wall respectively and is provided with and connects opening (1210), every connect opening (1210) to be close to annular inner chamber (1209) direction one side all is the loudspeaker form.
6. The multi-module reactor nuclear power plant evaporator water supply system of claim 5, wherein: the outer end faces of each left splicing water deflector (1208a) and each right splicing water deflector (1208b) are fixedly provided with two locking blocks (1222), the corresponding two locking blocks (1222) are symmetrically distributed around the center line of the condenser shell (1201), a rubber pad is arranged on the end face, close to the center line direction of the condenser shell (1201), of each locking block (1222), and each splicing water deflector (1208) is fixedly connected to the corresponding locking block (1222) through a bolt.
7. The multi-module reactor nuclear power plant evaporator water supply system of claim 6, wherein: each left-spliced water deflector (1208a) is provided with four limiting spaces (1224) close to the end face of the condenser shell (1201) in the direction of the central line, each right-spliced water deflector (1208b) is fixedly provided with four limiting blocks (1223) close to the end face of the condenser shell (1201) in the direction of the central line, each limiting block (1223) is in sliding connection with the corresponding limiting space (1224), and a bulge is arranged on one side, close to each limiting block (1223), of the inner side wall of each annular inner cavity (1209), and articulated two cowl (1225) of being connected with respectively, every sliding connection has two support traveller (1226) about respectively in the arch, every support traveller (1226) respectively with correspond sliding connection between cowl (1225) the terminal surface, every cowl (1225) with correspond protruding articulated shaft department all is provided with the torsional spring.
8. The multi-module reactor nuclear power plant evaporator water supply system of claim 1, wherein: the cooling assembly comprises four spiral condenser pipes (1205) which are equidistantly distributed in the inner cavity (1202) of the condenser, the upper end of each spiral condenser pipe (1205) is communicated with a discharge condenser pipe (1204), each discharge condenser pipe (1204) penetrates through the condenser shell (1201) and extends into the corresponding through opening (1210) in the upper spliced water guide (1208), the lower end face of each spiral condenser pipe (1205) is respectively communicated with an inlet condenser pipe (1211), each inlet condenser pipe (1211) penetrates through the condenser shell (1201) and extends into a connecting port (1210) located in the splicing water deflector (1208) on the lower side, and each discharge condenser pipe (1204) and the inlet condenser pipe (1211) are fixed to the inner side wall of the condenser inner cavity (1202) through the fixing block (1203).
9. The multi-module reactor nuclear power plant evaporator water supply system of claim 5, wherein: and an activated carbon filter screen is arranged on one side of each connecting port (1210) far away from the center line direction of the condenser shell (1201).
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105413206A (en) * | 2015-12-14 | 2016-03-23 | 贵州师范学院 | Evaporative condenser |
| CN106678770A (en) * | 2017-02-27 | 2017-05-17 | 西安热工研究院有限公司 | System and method for heating feed water of evaporator of nuclear power unit |
| CN209181550U (en) * | 2018-09-30 | 2019-07-30 | 连云港佑丰电力设备有限公司 | A kind of aixal admission formula condenser |
| CN209326396U (en) * | 2019-06-20 | 2019-08-30 | 淄博齐林贵和热电有限公司 | A kind of condenser of the heating power with stainless steel cooling pipe |
| CN111380370A (en) * | 2020-05-06 | 2020-07-07 | 张晓波 | High-efficiency continuous production type condensing device |
| CN212058371U (en) * | 2020-04-27 | 2020-12-01 | 天津禾蓝科技有限公司 | Condenser of biomass power generation waste heat recovery system |
| CN212087186U (en) * | 2020-05-12 | 2020-12-08 | 潍坊潍州园林绿化有限公司 | Multifunctional assembled flower box |
| CN112797810A (en) * | 2020-12-30 | 2021-05-14 | 巢湖市鑫皖新能源有限公司 | Condensation heat recovery system of power plant |
| WO2021190258A1 (en) * | 2020-03-23 | 2021-09-30 | 西安热工研究院有限公司 | Rapid cooling system and method for high-temperature gas cooled reactor nuclear power station primary loop after thermal test |
| CN214708881U (en) * | 2021-01-11 | 2021-11-16 | 台州中穗科技有限公司 | Small-size storage grain bin of concatenation formula agricultural convenient to circulation of air |
-
2022
- 2022-03-11 CN CN202210238599.7A patent/CN114459261B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105413206A (en) * | 2015-12-14 | 2016-03-23 | 贵州师范学院 | Evaporative condenser |
| CN106678770A (en) * | 2017-02-27 | 2017-05-17 | 西安热工研究院有限公司 | System and method for heating feed water of evaporator of nuclear power unit |
| CN209181550U (en) * | 2018-09-30 | 2019-07-30 | 连云港佑丰电力设备有限公司 | A kind of aixal admission formula condenser |
| CN209326396U (en) * | 2019-06-20 | 2019-08-30 | 淄博齐林贵和热电有限公司 | A kind of condenser of the heating power with stainless steel cooling pipe |
| WO2021190258A1 (en) * | 2020-03-23 | 2021-09-30 | 西安热工研究院有限公司 | Rapid cooling system and method for high-temperature gas cooled reactor nuclear power station primary loop after thermal test |
| CN212058371U (en) * | 2020-04-27 | 2020-12-01 | 天津禾蓝科技有限公司 | Condenser of biomass power generation waste heat recovery system |
| CN111380370A (en) * | 2020-05-06 | 2020-07-07 | 张晓波 | High-efficiency continuous production type condensing device |
| CN212087186U (en) * | 2020-05-12 | 2020-12-08 | 潍坊潍州园林绿化有限公司 | Multifunctional assembled flower box |
| CN112797810A (en) * | 2020-12-30 | 2021-05-14 | 巢湖市鑫皖新能源有限公司 | Condensation heat recovery system of power plant |
| CN214708881U (en) * | 2021-01-11 | 2021-11-16 | 台州中穗科技有限公司 | Small-size storage grain bin of concatenation formula agricultural convenient to circulation of air |
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