CN211400838U - Half-side self-adaptive high-back-pressure condenser system - Google Patents
Half-side self-adaptive high-back-pressure condenser system Download PDFInfo
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- CN211400838U CN211400838U CN201921772103.4U CN201921772103U CN211400838U CN 211400838 U CN211400838 U CN 211400838U CN 201921772103 U CN201921772103 U CN 201921772103U CN 211400838 U CN211400838 U CN 211400838U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 193
- 230000001105 regulatory effect Effects 0.000 claims description 72
- 239000000498 cooling water Substances 0.000 claims description 36
- 239000007921 spray Substances 0.000 claims description 18
- 238000005507 spraying Methods 0.000 claims description 17
- 230000003044 adaptive effect Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The utility model discloses a half-side self-adaptive high-backpressure condenser system, which comprises a steam turbine, wherein the steam turbine is connected with a high-backpressure condenser through an exhaust cylinder, and the high-backpressure condenser comprises a first flow tube bundle and a second flow tube bundle; the first process tube bundle and the second process tube bundle are both provided with a temperature sensor and an adjusting valve group; a pressure sensor is arranged at the throat part of the high back pressure condenser; the pressure sensor, the first temperature sensor, the second temperature sensor, the third temperature sensor and the fourth temperature sensor are connected to a DCS automatic control system of the steam turbine. The utility model discloses have and reach and improve high back pressure heat supply network and reform transform unit generated energy, improve energy utilization's technological effect.
Description
Technical Field
The utility model relates to a combined heat and power technology field particularly, relates to a half side self-adaptation high back pressure condenser system.
Background
At present, in some power plants, the circulating water quantity of a heat supply network is small in winter, the flow of a cold source is small, the steam discharge quantity of a unit is limited, and the load capacity of the unit is severely limited. Due to the characteristic of high back pressure transformation, the safe operation of the unit is ensured, and the problem that the generating capacity of the unit is small due to the small circulating water quantity of a heat supply network is urgently needed to be solved.
Chinese patent CN103912325B discloses a device for realizing high back pressure adjustable operation of a circulating water heating condenser of a cogeneration unit, which comprises a steam turbine, wherein the steam turbine is connected with a condenser through an exhaust cylinder, the condenser is divided into a first condenser area and a second condenser area which are independent, the first condenser area is provided with a first condenser area water inlet and a first condenser area water outlet, and the second condenser area is provided with a second condenser area water inlet and a second condenser area water outlet. Although the adjustability of high back pressure can be realized, the adjustability is poor, and the requirement for generating capacity of the unit at high back pressure is difficult to ensure while the circulating water quantity is ensured by only changing a heat exchange medium in a flow introduced into the condenser.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a half side self-adaptation high back pressure condenser system for it is little to solve high back pressure heat supply and reform transform unit heat supply network circulating water volume, and the problem that the high back pressure heat supply of restriction reforms transform the unit generated energy is little reaches and improves high back pressure heat supply and reform transform unit generated energy, improves energy utilization's technological effect.
The embodiment of the utility model is realized like this:
a half-side self-adaptive high-back-pressure condenser system comprises a steam turbine, wherein the steam turbine is connected with a high-back-pressure condenser through an exhaust cylinder,
the high back pressure condenser comprises a first flow tube bundle and a second flow tube bundle;
the first flow tube bundle is provided with a first water inlet and a first water outlet; the first water inlet is connected with a first water return pipe through a first water inlet pipe; the first water return pipe is connected with a first heat supply network water return pipe and a first cooling water return pipe; a first temperature sensor and a first regulating valve group are sequentially arranged at the position, close to the first water inlet, of the first water inlet pipe; the first water outlet is connected with a first water outlet pipeline through a first drainage pipe; the first water outlet pipe is connected with a first heat supply network water outlet pipe and a first cooling water outlet pipe; a second temperature sensor is arranged at the position, close to the first water outlet, of the first water drainage pipe;
the second flow tube bundle is provided with a second water inlet and a second water outlet; the second water inlet is connected with a second water return pipe through a second water inlet pipe; the second water return pipe is connected with a second heat supply network water return pipe and a second cooling water return pipe; a third temperature sensor and a second regulating valve group are sequentially arranged at the position, close to the second water inlet, of the second water inlet pipe; the second water outlet is connected with a second water outlet pipe through a second water outlet pipe; the second water outlet pipeline is connected with a second heat supply network water outlet pipe and a second cooling water outlet pipe; a fourth temperature sensor is arranged on the second water outlet pipe close to the second water inlet;
a pressure sensor is arranged at the throat part of the high back pressure condenser; the pressure sensor, the first temperature sensor, the second temperature sensor, the third temperature sensor and the fourth temperature sensor are connected to a DCS automatic control system of the steam turbine;
the system also comprises a water spraying device arranged at the throat part, the water spraying device is provided with a third regulating valve group, the water spraying device comprises a water spraying pipe and a nozzle, and the water spraying pipe is connected with the nozzle.
Further, the first regulating valve group comprises a first stop valve, a second stop valve, a third stop valve and a first pneumatic regulating valve; the inlet of the first stop valve is connected with a first water return pipe, the outlet of the first stop valve is connected with the inlet of the second stop valve through a first pneumatic regulating valve, and the outlet of the second stop valve is connected with the first water inlet; an inlet of the third stop valve is connected with the first water return pipe, and an outlet of the third stop valve is connected with the first water inlet; and a valve position feedback signal and a control signal of the first pneumatic regulating valve are connected into a DCS automatic control system.
Further, the second regulating valve group comprises a fourth stop valve, a fifth stop valve, a sixth stop valve and a second pneumatic regulating valve; an inlet of the fourth stop valve is connected with a second water return pipe, an outlet of the fourth stop valve is connected with an inlet of the fifth stop valve through a second pneumatic regulating valve, and an outlet of the fifth stop valve is connected with the second water inlet; an inlet of the sixth stop valve is connected with the second water return pipe, and an outlet of the sixth stop valve is connected with the second water inlet; and a valve position feedback signal and a control signal of the second pneumatic regulating valve are connected into the DCS automatic control system.
Further, the third regulating valve group comprises a seventh stop valve, an eighth stop valve, a ninth stop valve and a third pneumatic regulating valve; the inlet of the seventh stop valve is connected with one end of the water spray pipe, the outlet of the seventh stop valve is connected with the inlet of the eighth stop valve through the third pneumatic regulating valve, and the outlet of the eighth stop valve is connected with the other end of the water spray pipe; the inlet of the ninth stop valve is connected with one end of the spray pipe, and the outlet of the ninth stop valve is connected with the other end of the spray pipe; and a valve position feedback signal and a control signal of the third pneumatic regulating valve are connected into the DCS automatic control system.
Furthermore, the first heat supply network water return pipe, the first cooling water return pipe, the first heat supply network water outlet pipe, the first cooling water outlet pipe, the second heat supply network water return pipe, the second cooling water return pipe, the second heat supply network water outlet pipe and the second cooling water outlet pipe are provided with stop valves.
The utility model has the advantages that:
(1) on the basis of a double-channel double-flow high-back-pressure condenser, a regulating valve group is added to realize half-side self-adaptive operation of the high-back-pressure condenser, so that the problem of small unit output caused by small water quantity of a heat supply network during operation of the high-back-pressure condenser in winter is solved;
(2) the system realizes variable load operation of the half-side self-adaptive high back pressure unit through the opening degree of the valve of the water spray attemperator, and the automatic adjustment response of the water spray attemperator is fast;
(3) the system does not influence pure condensation full load power generation of the unit in summer, and when the demand of the heat supply area is increased in winter, the water quantity of the heat supply network is sufficient, the demands of heat supply and power generation can be met, and additional transformation is not needed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a half-side adaptive high back pressure condenser system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of the first regulating valve group in fig. 1.
Icon:
101-a first water inlet; 102-a first inlet conduit; 1031-a first heat supply network water return pipe; 1032-a first cooling water return pipe; 104-a first temperature sensor; 105-a first regulating valve group; 1051-a first shut-off valve; 1052-a second stop valve; 1053-a third stop valve; 1054-a first pneumatic regulating valve;
201-a first water outlet; 202-a first drain pipe; 2031-a first heat supply network water outlet pipe; 2032-a first cooling water outlet pipe; 204-a second temperature sensor;
301-a second water inlet; 302-a second inlet pipe; 3031-second heat supply network water return pipe; 3032-second cooling water return pipe; 304-a third temperature sensor; 305-a second regulating valve group;
401-a second water outlet; 402-a second drain; 4031-a second heat supply network water outlet pipe; 4032-second cooling water outlet pipe; 404-fourth temperature sensor.
501-a pressure sensor;
601-water spraying device; 602-third regulating valve group.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "first", "second", "third", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1, the present embodiment discloses a half-side adaptive high back pressure condenser system, which includes a turbine (not shown in the figure) connected to the high back pressure condenser through an exhaust cylinder,
the high back pressure condenser comprises a first flow tube bundle and a second flow tube bundle;
the first flow tube bundle is provided with a first water inlet 101 and a first water outlet 201;
the first water inlet 101 is connected with a first water return pipe through a first water inlet pipe 102; the first return pipe is connected with a first heat supply network water return pipe 1031 and a first cooling water return pipe 1032; the first water inlet pipe 102 is close to
A first temperature sensor 104 and a first regulating valve group 105 are sequentially arranged at the first water inlet 101;
the first water outlet 201 is connected with a first water outlet pipe through a first water outlet pipe 202; the first water outlet pipe is connected with a first heat supply network water outlet pipe 2031 and a first cooling water outlet pipe 2032; the first drain pipe 202 is close to
A second temperature sensor 204 is arranged at the first water outlet 201;
the second flow tube bundle is provided with a second water inlet 301 and a second water outlet 401;
the second water inlet 301 is connected with a second water return pipe through a second water inlet pipe 302; the second water return pipe is connected with a second heat supply network water return pipe 3031 and a second cooling water return pipe 3032; a third temperature sensor 304 and a second regulating valve group 305 are sequentially arranged on the second water inlet pipe 302 close to the second water inlet 301;
the second water outlet 401 is connected with a second water outlet pipe through a second water outlet pipe 402; the second water outlet pipe is connected with a second heat supply network water outlet pipe 4031 and a second cooling water outlet pipe 4032; a fourth temperature sensor 404 is arranged on the second water outlet pipe 402 close to the second water inlet 401;
a pressure sensor 501 is arranged at the throat part of the high back pressure condenser;
the pressure sensor 501, the first temperature sensor 104, the second temperature sensor 204, the third temperature sensor 304 and the fourth temperature sensor 404 are connected to a DCS automatic control system of the steam turbine.
The system further comprises a water spraying device 601 arranged at the throat part, the water spraying device 601 is provided with a third regulating valve group 602, the water spraying device 601 comprises a water spraying pipe and a nozzle, the water spraying pipe is connected with the nozzle, and the nozzle is an atomizing nozzle or a film type nozzle.
As shown in fig. 2, which is a schematic view of the structure of the first regulating valve group 105, the second regulating valve group 305 and the third regulating valve group 602 are similar to the structure of the first regulating valve group 105, and differ only in the connection parts of the shutoff valves.
The first regulating valve group 105 includes a first stop valve 1051, a second stop valve 1052, a third stop valve 1053, and a first pneumatic regulating valve 1054; an inlet of the first stop valve 1051 is connected with a first water return pipe, an outlet of the first stop valve 1051 is connected with an inlet of the second stop valve 1052 through a first pneumatic regulating valve 1054, and an outlet of the second stop valve 1052 is connected with the first water inlet 101; an inlet of the third stop valve 1053 is connected with the first water return pipe, and an outlet of the third stop valve 1053 is connected with the first water inlet 101; and a valve position feedback signal and a control signal of the first pneumatic regulating valve 1054 are connected to a DCS automatic control system.
The second regulating valve group 305 includes a fourth cut-off valve, a fifth cut-off valve, a sixth cut-off valve, and a second pneumatic regulating valve; an inlet of the fourth stop valve is connected with the second water return pipe, an outlet of the fourth stop valve is connected with an inlet of the fifth stop valve through the second pneumatic regulating valve, and an outlet of the fifth stop valve is connected with the second water inlet 301; an inlet of the sixth stop valve is connected with the second water return pipe, and an outlet of the sixth stop valve is connected with the second water inlet 301; and a valve position feedback signal and a control signal of the pneumatic regulating valve are connected into the DCS automatic control system.
The third regulating valve group 602 comprises a seventh stop valve, an eighth stop valve, a ninth stop valve and a third pneumatic regulating valve; the inlet of the seventh stop valve is connected with one end of the water spray pipe, the outlet of the seventh stop valve is connected with the inlet of the eighth stop valve through a third pneumatic regulating valve, and the outlet of the eighth stop valve is connected with the other end of the water spray pipe; the inlet of the ninth stop valve is connected with one end of the water spray pipe, and the outlet of the ninth stop valve is connected with the other end of the water spray pipe; and a valve position feedback signal and a control signal of the third pneumatic regulating valve are connected into the DCS automatic control system.
A stop valve is arranged on the first heat supply network water return pipe 1031, the first cooling water return pipe 1032, the first heat supply network water outlet pipe 2031, the first cooling water outlet pipe 2032, the second heat supply network water return pipe 3031, the second cooling water return pipe 3032, the second heat supply network water outlet pipe 4031 and the second cooling water outlet pipe 4032.
An operation method of a half-side self-adaptive high-back-pressure condenser system comprises the following steps:
s1, when the heat supply network water quantity is sufficient, the first return pipe is communicated with the first heat supply network water return pipe 1031, the first stop valve 1051 and the second stop valve 1052 are closed, the third stop valve 1053 is opened, the first pneumatic regulating valve 1054 has no valve position feedback signal, the first regulating valve group 105 is in a closed state, and the first flow path pipe bundle is communicated with heat supply network water; the second water return pipe is communicated with a second heat supply network water return pipe 3031, the fourth stop valve and the fifth stop valve are closed, the sixth stop valve is opened, the second pneumatic regulating valve has no valve position feedback signal, the second regulating valve group 305 is in a closed state, and the second flow path pipe bundle is communicated with heat supply network water; the seventh stop valve and the eighth stop valve are opened, the ninth stop valve is closed, the third pneumatic control valve is opened, the third regulating valve group 602 is in an open state, when the unit operates under variable working conditions, the DCS automatic control system adjusts the valve opening degree of the third pneumatic control valve through the DCS automatic control system according to the temperatures detected by the first temperature sensor, the second temperature sensor, the fourth temperature sensor and a high-backpressure condenser backpressure signal transmitted by the pressure sensor 501, and the water spraying amount is adjusted until the water outlet temperature of a heat supply network and the backpressure requirement of the condenser are met;
s2, under the heat supply working condition and when the water quantity of the heat supply network is insufficient, the first return pipe is communicated with the first heat supply network water return pipe 1031 to be communicated, the first stop valve 1051 and the second stop valve 1052 are closed, the third stop valve 1053 is opened, the first pneumatic regulating valve 1054 has no valve position feedback signal, the first regulating valve group 105 is in a closed state, and the first flow path pipe bundle is communicated with heat supply network water; the second water return pipe is communicated with a second cooling water return pipe 3032, a fourth stop valve and a fifth stop valve are opened, a sixth stop valve is closed, a second pneumatic regulating valve is opened, a second regulating valve group 305 is in an open state, cooling water is introduced into the second flow pipe bundle, the DCS automatic control system regulates the opening degree of the second pneumatic regulating valve through the DCS automatic control system according to the temperature detected by a second temperature sensor 204 and a backpressure signal transmitted by a pressure sensor 501, and the flow rate of the cooling water is regulated until the backpressure of the condenser and the temperature of a water outlet of a heat supply network meet requirements; the seventh stop valve and the eighth stop valve are opened, the ninth stop valve is closed, the third pneumatic regulating valve is opened, the third regulating valve group 602 is in an open state, when the unit operates under variable working conditions, the DCS automatic control system regulates the opening degree of the third pneumatic regulating valve through the DCS automatic control system according to the temperatures detected by the first temperature sensor, the second temperature sensor, the third temperature sensor, the fourth temperature sensor and the back pressure signal transmitted by the pressure sensor 501, and the water spray quantity is regulated until the water outlet temperature of the heat supply network and the back pressure requirement of the condenser are met;
s3, under the pure condensation working condition, the first return pipe is communicated with the first cooling water return pipe 1032, the first stop valve 1051 and the second stop valve 1052 are closed, the third stop valve 1053 is opened, the first pneumatic regulating valve 1054 has no valve position feedback signal, the first regulating valve group 105 is in a closed state, and the first flow path pipe bundle is communicated with cooling water; the second water return pipe is communicated with a second cooling water return pipe 3032, the fourth stop valve and the fifth stop valve are closed, the sixth stop valve is opened, the second pneumatic regulating valve has no valve position feedback signal, the second regulating valve group 305 is in a closed state, and the second flow tube bundle is communicated with cooling water; and opening a seventh stop valve and an eighth stop valve, closing the ninth stop valve, opening a third pneumatic control valve, enabling the third control valve group 602 to be in an open state, and when the unit operates under a variable working condition, adjusting the valve opening degree of the third pneumatic control valve through the DCS automatic control system according to a back pressure signal transmitted by the pressure sensor 501, and adjusting the water spray quantity until the back pressure requirement of the condenser is met.
In this embodiment, the heat supply network water or the cooling water can be introduced into both the first process tube bundle and the second process tube bundle.
The system realizes variable load operation of the half-side self-adaptive high-back-pressure unit through the opening degree of the valve of the water spray attemperator, and the automatic adjustment response of the water spray attemperator is fast.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A half-side self-adaptive high-back-pressure condenser system comprises a steam turbine, wherein the steam turbine is connected with a high-back-pressure condenser through an exhaust cylinder,
the high back pressure condenser comprises a first flow tube bundle and a second flow tube bundle;
the first flow tube bundle is provided with a first water inlet and a first water outlet; the first water inlet is connected with a first water return pipe through a first water inlet pipe; the first water return pipe is connected with a first heat supply network water return pipe and a first cooling water return pipe; a first temperature sensor and a first regulating valve group are sequentially arranged at the position, close to the first water inlet, of the first water inlet pipe; the first water outlet is connected with a first water outlet pipeline through a first drainage pipe; the first water outlet pipe is connected with a first heat supply network water outlet pipe and a first cooling water outlet pipe; a second temperature sensor is arranged at the position, close to the first water outlet, of the first water drainage pipe;
the second flow tube bundle is provided with a second water inlet and a second water outlet; the second water inlet is connected with a second water return pipe through a second water inlet pipe; the second water return pipe is connected with a second heat supply network water return pipe and a second cooling water return pipe; a third temperature sensor and a second regulating valve group are sequentially arranged at the position, close to the second water inlet, of the second water inlet pipe; the second water outlet is connected with a second water outlet pipe through a second water outlet pipe; the second water outlet pipeline is connected with a second heat supply network water outlet pipe and a second cooling water outlet pipe; a fourth temperature sensor is arranged on the second water outlet pipe close to the second water inlet;
a pressure sensor is arranged at the throat part of the high back pressure condenser; the pressure sensor, the first temperature sensor, the second temperature sensor, the third temperature sensor and the fourth temperature sensor are connected to a DCS automatic control system of the steam turbine;
the half-side self-adaptive high-back-pressure condenser system further comprises a water spraying device arranged at the throat part, the water spraying device is provided with a third regulating valve group, the water spraying device comprises a water spraying pipe and a nozzle, and the water spraying pipe is connected with the nozzle.
2. The half-side adaptive high back pressure condenser system of claim 1, wherein the first set of modulating valves comprises a first stop valve, a second stop valve, a third stop valve, and a first pneumatic modulating valve; the inlet of the first stop valve is connected with a first water return pipe, the outlet of the first stop valve is connected with the inlet of the second stop valve through a first pneumatic regulating valve, and the outlet of the second stop valve is connected with the first water inlet; an inlet of the third stop valve is connected with the first water return pipe, and an outlet of the third stop valve is connected with the first water inlet; and a valve position feedback signal and a control signal of the first pneumatic regulating valve are connected into a DCS automatic control system.
3. The half-side adaptive high back pressure condenser system of claim 2, wherein the second regulating valve bank comprises a fourth stop valve, a fifth stop valve, a sixth stop valve and a second pneumatic regulating valve; an inlet of the fourth stop valve is connected with a second water return pipe, an outlet of the fourth stop valve is connected with an inlet of the fifth stop valve through a second pneumatic regulating valve, and an outlet of the fifth stop valve is connected with the second water inlet; an inlet of the sixth stop valve is connected with the second water return pipe, and an outlet of the sixth stop valve is connected with the second water inlet; and a valve position feedback signal and a control signal of the second pneumatic regulating valve are connected into the DCS automatic control system.
4. The half-side adaptive high back pressure condenser system of claim 3, wherein the third regulating valve bank comprises a seventh stop valve, an eighth stop valve, a ninth stop valve and a third pneumatic regulating valve; the inlet of the seventh stop valve is connected with one end of the water spray pipe, the outlet of the seventh stop valve is connected with the inlet of the eighth stop valve through the third pneumatic regulating valve, and the outlet of the eighth stop valve is connected with the other end of the water spray pipe; the inlet of the ninth stop valve is connected with one end of the spray pipe, and the outlet of the ninth stop valve is connected with the other end of the spray pipe; and a valve position feedback signal and a control signal of the third pneumatic regulating valve are connected into the DCS automatic control system.
5. The half-side adaptive high-backpressure condenser system of claim 1, wherein stop valves are arranged on the first heat supply network water return pipe, the first cooling water return pipe, the first heat supply network water outlet pipe, the first cooling water outlet pipe, the second heat supply network water return pipe, the second cooling water return pipe, the second heat supply network water outlet pipe and the second cooling water outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921772103.4U CN211400838U (en) | 2019-10-21 | 2019-10-21 | Half-side self-adaptive high-back-pressure condenser system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921772103.4U CN211400838U (en) | 2019-10-21 | 2019-10-21 | Half-side self-adaptive high-back-pressure condenser system |
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| CN211400838U true CN211400838U (en) | 2020-09-01 |
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| CN201921772103.4U Withdrawn - After Issue CN211400838U (en) | 2019-10-21 | 2019-10-21 | Half-side self-adaptive high-back-pressure condenser system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595226A (en) * | 2019-10-21 | 2019-12-20 | 德阳东汽电站机械制造有限公司 | Half-side self-adaptive high-back-pressure condenser system and operation method thereof |
-
2019
- 2019-10-21 CN CN201921772103.4U patent/CN211400838U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110595226A (en) * | 2019-10-21 | 2019-12-20 | 德阳东汽电站机械制造有限公司 | Half-side self-adaptive high-back-pressure condenser system and operation method thereof |
| CN110595226B (en) * | 2019-10-21 | 2023-11-24 | 德阳东汽电站机械制造有限公司 | Semi-side self-adaptive high-backpressure condenser system and operation method thereof |
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Granted publication date: 20200901 Effective date of abandoning: 20231124 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |