CN211620005U

CN211620005U - Integrated full-automatic renewable vapor generator sewage treatment device

Info

Publication number: CN211620005U
Application number: CN202020030590.3U
Authority: CN
Inventors: 周浙川; 曹洋; 黄芳成; 沈辉; 沈万中; 沈超
Original assignee: Zhejiang Haiyan Power System Resources Environmental Technology Co ltd
Current assignee: Zhejiang Haiyan Power System Resources Environmental Technology Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-10-02
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses an integrated full-automatic renewable steam generator sewage treatment device, which comprises a cylinder body, a resin catcher, a flour pipe, an automatic valve and a local control cabinet, the inner cavity of the cylinder body is filled with renewable resin, the bottom end of the cylinder body is provided with a first socket communicated with the inner cavity, the top end of the cylinder body is provided with a plurality of second spigots communicated with the inner cavity in a surrounding way, the first spigots and the second spigots are respectively connected with a face pipe with one end provided with an automatic valve, the resin catcher is positioned at the bottom end of the cylinder body, the water inlet is communicated with the inner cavity of the cylinder body, the purified water outlet of the resin catcher is connected with a surface pipe with one end provided with an automatic valve, the local control cabinet is fixed on the outer wall of the barrel body and is electrically connected with the automatic valve, the structure is compact, the overhauling and the observation are convenient, and the treatment of the sewage discharged by the steam generator and the regeneration of the resin can be automatically realized.

Description

Integrated full-automatic renewable vapor generator sewage treatment device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a steam generator's sewage treatment's technical field, especially a full-automatic steam generator sewage treatment plant that can regenerate of integration technical field.

[ background of the invention ]

It is statistical that about 50% of the forced outages of nuclear power plants in countries around the world are caused by the rupture of the tubes of the steam generator. At the tube plate upper surface of the steam generator, the connection portion of the tube and the tube plate, the flow dead zone portion, etc., it is easy to cause the accumulation of impurities due to the continuous evaporation of water, so that the stress corrosion of the portion is increased, causing the leakage of a circuit to the secondary side or the rupture of a heat transfer pipe, and finally causing the shutdown of the reactor. Meanwhile, the secondary side water quality is deteriorated and impurities are increased due to the rupture of a titanium pipe of the condenser, the leakage of a heat transfer pipe of the steam generator, the unqualified secondary circuit water supply or the damage of the integrity of system nuclear equipment.

In operation, the secondary side water quality of the steam generator is strictly controlled, the sewage discharge amount is increased, the working condition of the steam generator can be effectively improved, and the service life is prolonged. For this purpose, a manually controlled and non-regenerable waste water treatment system consisting of a combination of a cation exchanger and a mixed ion exchanger is provided in the blow-down system of the steam generator. However, in the actual operation control process, because the system is arranged in the nuclear island, manual control is needed, and the resin cannot be regenerated, once the resin fails, the resin needs to be replaced manually, so that workers have the possibility of radiation, the generated waste resin also needs to be subjected to waste landfill, the environment is potentially polluted, and the replacement cost is not high.

[ Utility model ] content

The utility model aims at solving the problem among the prior art, providing a full-automatic renewable steam generator sewage treatment plant of integration, compact structure overhauls and observes the convenience, can realize the processing of steam generator sewage and the regeneration of resin automatically.

In order to realize the above-mentioned purpose, the utility model provides a full-automatic renewable steam generator of integration blowdown water treatment facilities, including stack shell, resin trapper, face pipe, automatic valve and local control cabinet, the inner chamber of stack shell is filled with renewable resin, the bottom of stack shell is equipped with the first socket that is linked together with the inner chamber, the second socket that is equipped with a plurality of and is linked together with the inner chamber is encircleed on the top of stack shell, first socket and second socket are connected with the face pipe that one end was equipped with automatic valve respectively, the resin trapper is located the bottom of stack shell and the inner chamber of water inlet and stack shell is linked together, the water purification export of resin trapper is connected with the face pipe that one end was equipped with automatic valve, the local control cabinet is fixed on the outer wall of stack shell and is connected with automatic valve electricity.

Preferably, the resin catcher is a horizontal catcher, and a sewage draining outlet is formed in the resin catcher.

Preferably, the automatic valve connected to the first socket and one of the automatic valves connected to the second socket are connected to each other through a surface pipe, and a branch line is provided on the surface pipe and connected to a resin regeneration system.

Preferably, the automatic valve connected to the second socket is located at a lower middle portion of the cylinder.

Preferably, a manhole is arranged at the middle lower part of the cylinder body.

Preferably, the barrel body is provided with a plurality of sight glasses from top to bottom.

The utility model has the advantages that: the utility model discloses a local control cabinet control each automatic valve, input the secondary side water into its inner chamber from the top of stack shell, utilize the resin to remove the salt in the water automatically, reach the return water index, cooperate the resin trapper to remove the remaining resin in the water, thereby realize the automatic processing of steam generator blow off water; the device is connected with the resin regeneration system, so that the recovery and regeneration of the system resin are realized, and the defect of a non-renewable ion exchanger is avoided; the automatic valve is installed at a low position, so that the operation is convenient; through setting up manhole and a plurality of sight glass, conveniently overhaul and observe.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

FIG. 1 is a front view of an integrated full-automatic renewable steam generator sewage treatment device of the utility model;

in the figure: 1-cylinder body, 2-resin catcher, 3-surface pipe, 4-automatic valve, 5-local control cabinet, 6-manhole and 7-sight glass.

[ detailed description ] embodiments

Referring to fig. 1, the utility model relates to an integrated full-automatic renewable vapor generator sewage treatment device, which comprises a barrel body 1, a resin catcher 2, a surface pipe 3, an automatic valve 4 and a local control cabinet 5, wherein the inner cavity of the barrel body 1 is filled with renewable resin, the bottom end of the barrel body 1 is provided with a first socket communicated with the inner cavity, the top end of the barrel body 1 is provided with a plurality of second sockets communicated with the inner cavity in a surrounding manner, the first socket and the second socket are respectively connected with the surface pipe 3 with the automatic valve 4 at one end, the resin catcher 2 is positioned at the bottom end of the barrel body 1, a water inlet is communicated with the inner cavity of the barrel body 1, a purified water outlet of the resin catcher 2 is connected with the surface pipe 3 with the automatic valve 4 at one end, the local control cabinet 5 is fixed on the outer wall of the barrel body 1 and is electrically connected with the automatic valve 4, the resin catcher 2 is a horizontal catcher, be equipped with the drain on the resin trapper 2, with be connected through face pipe 3 between the automatic valve 4 that the first socket is connected and one of them automatic valve 4 that is connected with the second socket and be equipped with the lateral conduit on this face pipe 3 between, the lateral conduit is connected with resin regeneration system, and the position of the automatic valve 4 that is connected with the second socket is located the well lower part of stack shell 1, the well lower part of stack shell 1 is equipped with manhole 6, stack shell 1 is from last to being equipped with a plurality of sight glass 7 down.

The utility model discloses the working process:

firstly, conveying secondary side water to be treated into an inner cavity of the barrel body 1 from the plurality of second sockets through the surface pipes 3, and automatically removing salt in the water through resin to reach a backwater index. The processed water is filtered by the resin catcher 2 to leak the resin, and then flows out from the purified water outlet, thus finishing the impurity removal processing of the secondary side water. The resin accumulated in the resin catcher 2 can be discharged through a discharge outlet thereof. When the resin is invalid, the resin can be conveyed to a resin regeneration system through the first cannula for recovery, and after the resin is recovered, the resin is conveyed back into the barrel body 1 through the second cannula. In the whole working process, a worker can observe the working condition in the barrel body 1 through the sight glass 7. If maintenance is required, the worker may open the cover of the manhole 6 to drill into the barrel 1 for operation. The material of the cylinder body 1 adopts carbon steel lining rubber or stainless steel.

The utility model discloses a local control cabinet control each automatic valve, input the secondary side water into its inner chamber from the top of stack shell, utilize the resin to remove the salt in the water automatically, reach the return water index, cooperate the resin trapper to remove the remaining resin in the water, thereby realize the automatic processing of steam generator blow off water; the device is connected with the resin regeneration system, so that the recovery and regeneration of the system resin are realized, and the defect of a non-renewable ion exchanger is avoided; the automatic valve is installed at a low position, so that the operation is convenient; through setting up manhole and a plurality of sight glass, conveniently overhaul and observe.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a full-automatic steam generator of can regenerating of integration blowdown water treatment facilities which characterized in that: comprises a cylinder body (1), a resin catcher (2), a surface pipe (3), an automatic valve (4) and a local control cabinet (5), the inner cavity of the cylinder body (1) is filled with renewable resin, the bottom end of the cylinder body (1) is provided with a first socket communicated with the inner cavity, the top end of the cylinder body (1) is provided with a plurality of second jacks communicated with the inner cavity in a surrounding way, the first spigot and the second spigot are respectively connected with a face pipe (3) with one end provided with an automatic valve (4), the resin catcher (2) is positioned at the bottom end of the cylinder body (1) and the water inlet is communicated with the inner cavity of the cylinder body (1), the purified water outlet of the resin catcher (2) is connected with a face pipe (3) with one end provided with an automatic valve (4), the local control cabinet (5) is fixed on the outer wall of the cylinder body (1) and is electrically connected with the automatic valve (4).

2. The integrated full-automatic renewable steam generator sewage treatment device of claim 1, wherein: the resin catcher (2) is a horizontal catcher, and a sewage draining outlet is arranged on the resin catcher (2).

3. The integrated full-automatic renewable steam generator sewage treatment device of claim 1, wherein: the automatic valve (4) connected with the first socket and one of the automatic valves (4) connected with the second socket are connected through a surface pipe (3), a branch pipeline is arranged on the surface pipe (3), and the branch pipeline is connected with a resin regeneration system.

4. The integrated full-automatic renewable steam generator sewage treatment device of claim 1, wherein: the position of the automatic valve (4) connected with the second socket is positioned at the middle lower part of the cylinder body (1).

5. The integrated full-automatic renewable steam generator sewage treatment device of claim 1, wherein: the middle lower part of the cylinder body (1) is provided with a manhole (6).

6. The integrated full-automatic renewable steam generator sewage treatment device of claim 1, wherein: the barrel body (1) is provided with a plurality of sight glasses (7) from top to bottom.