CN208475300U - A kind of gas-driven generator group low-pressure heater draining system - Google Patents
A kind of gas-driven generator group low-pressure heater draining system Download PDFInfo
- Publication number
- CN208475300U CN208475300U CN201820774283.9U CN201820774283U CN208475300U CN 208475300 U CN208475300 U CN 208475300U CN 201820774283 U CN201820774283 U CN 201820774283U CN 208475300 U CN208475300 U CN 208475300U
- Authority
- CN
- China
- Prior art keywords
- low
- pressure heater
- pipeline
- water
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Control Of Non-Electrical Variables (AREA)
Abstract
The utility model belongs to iron and steel enterprise's residual heat and energy and efficiently utilizes environment protection field, and in particular to a kind of gas-driven generator group low-pressure heater draining system, low-pressure heater have several and be sequentially connected in series；Along hydrophobic flow direction, the water inlet of the latter low-pressure heater is connected to by normal drain water piping with the water outlet of previous low-pressure heater, the water inlet of first low-pressure heater is connected to by a normal drain water piping with hydrophobic inlet pipe, and the condensation water out of the last one low-pressure heater is connected to main condensate pipeline；The water outlet of bypass drain water piping corresponding with the low-pressure heater and the water inlet connection respectively of the water inlet of the intake-outlet of each low-pressure heater and normal drain water piping；It is equipped with bypass drain valve on each bypass drain water piping, is equipped with normal drain valve on each normal drain water piping.Gas-driven generator group draining system provided by the utility model can guarantee the reliable cutting under plural serial stage low-pressure heater accident condition, can also realize separate unit low-pressure heater independent trip.
Description
Technical field
The utility model belongs to iron and steel enterprise's residual heat and energy and efficiently utilizes environment protection field, and special iron and steel enterprise's surplus gas is high
Imitate technical field of power generation, and in particular to a kind of gas-driven generator group low-pressure heater draining system.
Background technique
The secondary energy sources such as a large amount of blast furnace gases, coal gas of converter are associated in the production of steel technique.In recent years, with to environmental protection
Attention and major iron and steel enterprise needs for reducing cost, increasing economic efficiency, high, burnt, coal gas of converter clean and effective benefit
With, the increasingly attention by each iron and steel enterprise, iron and steel enterprise's coal gas novel electricity generation technology new process is also being constantly progressive and is reforming,
Gradually therefrom middle benefit gas presses to high temperature and pressure development, and is developed to superhigh temperature super-pressure, subcritical resuperheat system of parameters in the near future
Column.The development and application of new technology new architecture is iron and steel enterprise's coal gas using technical strategies are provided, and is also industry energy conservation
Energy-saving and emission-reduction not only may be implemented using new approach is provided in emission reduction and energy source secondary, improve enterprise's self power generation rate, and
Comprehensive utilization rate of energy source can be effectively improved, creates better economic benefit for enterprise.The promotion of benefit be no doubt enterprise institute not
Disconnected pursuit, but safe and reliable, the stabilization that produce also are that enterprise can not ignore.The high parameter of small-sized gas-driven generator group,
The reliability of coal gas generating equipment, system or even technical concept made higher requirement.
For small-sized high parameter gas-driven generator group because of the promotion of main steam initial conditions, steam turbine heat regenerative system is often provided with 3 ~ 4
Grade series connection low-pressure heater and 2 grades of high-pressure heaters promote unit efficiency to optimize boiler feed temperature.But plural serial stage is low
Once the failure of separate unit low-pressure heater will lead to whole system and be unable to operate normally in pressure heater, when can not only waste
Between, it is low to also result in unit efficiency.
Summary of the invention
In order to overcome the shortcomings of the prior art described above, the purpose of the utility model is to provide a kind of gas-driven generator groups
Low-pressure heater draining system, while capable of guaranteeing the reliable cutting under plural serial stage low-pressure heater systematic failures state,
Also separate unit low-pressure heater independent trip can be realized.
To achieve the above object, the technical solution of the utility model is a kind of hydrophobic system of gas-driven generator group low-pressure heater
System, including low-pressure heater and condenser；The low-pressure heater has several and is sequentially connected in series；Along hydrophobic flow direction, the latter
The water inlet of low-pressure heater is connected to by a normal drain water piping with the water outlet of previous low-pressure heater, first low pressure
The water inlet of heater is connected to by a normal drain water piping with hydrophobic inlet pipe, the condensation water out of the last one low-pressure heater
It is connected to main condensate pipeline；The intake-outlet of each low-pressure heater and normal drain pipe corresponding with the low-pressure heater
The water outlet of bypass drain water piping corresponding with the low-pressure heater and the water inlet connection respectively of the water inlet in road；Each bypass
It is equipped with bypass drain valve on drain water piping, is equipped with normal drain valve on each normal drain water piping；Along hydrophobic flow direction
The water outlet of the water outlet of the last one low-pressure heater bypass drain water piping corresponding with the low-pressure heater passes through the 6th
Pipeline is connected to the condenser.
Further, each low-pressure heater passes through an emergent drain pipeline respectively and is connected to the condenser, each institute
It states and is equipped with emergency drain valve on emergent drain pipeline.
Further, the bottom of each low-pressure heater is connected to a bottom comb respectively, is all provided on each bottom comb
There is bottom valve.
Further, the bottom of the low-pressure heater connects with the water inlet of first pipe water inlet and second pipe simultaneously
It is logical；The water outlet of the water outlet of the first pipe and the second pipe is connected to the water inlet of third pipeline simultaneously, described
The water outlet connection of the water outlet of third pipeline bypass drain water piping corresponding with the low-pressure heater.
Further, the first pipe is equipped with the first shut-off valve, and the second pipe is equipped with the second shut-off valve, institute
Third pipeline is stated equipped with third shut-off valve and the 5th shut-off valve.
Further, the water inlet of the second pipe is connected to the water inlet of one the 4th pipeline, the 4th pipeline
Water outlet is connected to the third pipeline, and the 4th pipeline is equipped with the 4th shut-off valve.
Further, the contact of the 4th pipeline and the third pipeline is located at the third shut-off valve and the described 5th
Between shut-off valve.
Further, the water inlet of the water inlet of the second pipe and the 4th pipeline with the main condensate pipe
Road water inlet is connected to, and is arranged in parallel a bypass pipe, the main condensate pipeline and the bypass on the main condensate pipeline
A motor-driven valve is provided on pipe, and two motor-driven valves are arranged in parallel.
Further, the 6th pipeline is U-shaped seal pipe, and the water inlet of U-shaped seal pipe is simultaneously and along hydrophobic stream
To the last one low-pressure heater water outlet it is corresponding with the low-pressure heater bypass drain water piping water outlet be connected to, U
The water outlet of shape seal pipe is connected to the top of the condenser.
Further, the U-shaped seal pipe includes two lower part traps and is located between two lower part traps
Top trap.
Compared with prior art, the utility model has the beneficial effects that
Gas-driven generator group draining system provided by the utility model passes through to the low-pressure heater draining system that flows automatically step by step
Bypath system design is supplemented, while capable of guaranteeing the reliable cutting under plural serial stage low-pressure heater systematic failures state, also
Separate unit low-pressure heater independent trip can be achieved, guarantee that low plus hydrophobic effective enthalpy is recycled, reduce because hydrophobic reflux is solidifying
Vapour device and the cold source energy generated promote unit efficiency.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structural representation of gas-driven generator group low-pressure heater draining system provided by the embodiment of the utility model
Figure；
Fig. 2 is that the partial structurtes of gas-driven generator group low-pressure heater draining system provided by the embodiment of the utility model are shown
It is intended to；
In figure: 1, hydrophobic inlet pipe, 2, low-pressure heater, 2, low-pressure heater, 3, main condensate pipeline, 4, condenser, 5,
Motor-driven valve, 6, emergent drain pipeline, 7, emergency drain valve, the 8, the 6th pipeline, 9, bypass drain valve, 10, bypass drain water piping,
11, normal drain water piping, 12, normal drain valve, 13, bottom comb, 14, bottom valve, 15, first pipe, the 16, first shut-off valve,
17, second pipe, the 18, second shut-off valve, 19, triple valve, 20, third shut-off valve, 21, third pipeline, the 22, the 5th shut-off valve,
23, the 4th pipeline, the 24, the 4th shut-off valve, 25, bypass pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the utility model embodiment provides a kind of gas-driven generator group low-pressure heater draining system, including
Low-pressure heater 2 and condenser 4；Low-pressure heater 2 has several and is sequentially connected in series；Along hydrophobic flow direction, the latter low-pressure heating
The water inlet of device 2 is connected to by a normal drain water piping 11 with the water outlet of previous low-pressure heater 2, first low-pressure heating
The water inlet of device 2 is connected to by a normal drain water piping 11 with hydrophobic inlet pipe 1, and the condensed water of the last one low-pressure heater 2 goes out
Mouth is connected to main condensate pipeline 3；The intake-outlet of each low-pressure heater 2 and corresponding with the low-pressure heater 2 normal hydrophobic
The water outlet of bypass drain water piping 10 corresponding with the low-pressure heater 2 and the water inlet connection respectively of the water inlet of pipeline 11；Respectively
It is equipped with bypass drain valve 9 on bypass drain water piping 10, is equipped with normal drain valve 12 on each normal drain water piping 11；Along hydrophobic
The water outlet of the water outlet of the last one low-pressure heater 2 of flow direction bypass drain water piping 10 corresponding with the low-pressure heater 2
It is connected to by the 6th pipeline 8 with the top of condenser 4.
Gas-driven generator group draining system provided by the utility model passes through to the low-pressure heater draining system that flows automatically step by step
Bypath system design is supplemented, while capable of guaranteeing the reliable cutting under plural serial stage low-pressure heater systematic failures state, also
The switching online of separate unit low-pressure heater 2 can be achieved, while being convenient for heater system repair and maintenance, guarantee low plus hydrophobic effective enthalpy
It is recycled, reduces the cold source energy generated by hydrophobic reflux condenser 4, promote unit efficiency.
Further, each low-pressure heater 2 is connected to by an emergent drain pipeline 6 with the bottom of condenser 4 respectively, each to endanger
Emergency drain valve 7 is equipped on anxious drain water piping 6.It, can be by emergency drain valve 7 by low-pressure heater under accident state of necessity
2 hydrophobic switching flows into condenser certainly.
Further, the bottom of each low-pressure heater 2 is connected to a bottom comb 13 respectively, is equipped with bottom on each bottom comb 13
Valve 14.The impurity in low-pressure heater 2 can be discharged by bottom comb 13, be convenient for heater system repair and maintenance.
Further, the bottom of low-pressure heater 2 while the water inlet with first pipe 15 water inlet and second pipe 17
Connection；The water outlet of first pipe 15 and the water outlet of second pipe 17 are connected to the water inlet of third pipeline 21 simultaneously, third
The water outlet connection of the water outlet of pipeline 21 bypass drain water piping 10 corresponding with the low-pressure heater 2.
Further, first pipe 15 is equipped with the first shut-off valve 16, and second pipe 17 is equipped with the second shut-off valve 18, the
Three pipelines 21 are equipped with third shut-off valve 20 and the 5th shut-off valve 22.
Further, the water inlet of second pipe 17 is connected to the water inlet of one the 4th pipeline 23, and the 4th pipeline 23 goes out
The mouth of a river is connected to third pipeline 21, and the 4th pipeline 23 is equipped with the 4th shut-off valve 24.
Further, the contact of the 4th pipeline 23 and third pipeline 21 be located at third shut-off valve 20 and the 5th shut-off valve 22 it
Between.
Further, the water inlet of the water inlet of second pipe 17 and the 4th pipeline 23 is intake with main condensate pipeline 3
Mouth is connected to, and is arranged in parallel a bypass pipe 25 on main condensate pipeline 3, is provided on main condensate pipeline 3 and bypass pipe 25
One motor-driven valve 5, and two motor-driven valves 5 are arranged in parallel.
Further, the 6th pipeline 8 is U-shaped seal pipe, and the water inlet of U-shaped seal pipe is simultaneously and along hydrophobic flow direction
The water outlet of the water outlet of the last one low-pressure heater 2 bypass drain water piping 10 corresponding with the low-pressure heater 2 is connected to, U
The water outlet of shape seal pipe is connected to the top of condenser 4.Low plus water level can be effectively maintained by U-shaped seal pipe, is protected
Protect condenser vacuum.
Further, U-shaped seal pipe includes two lower part traps and upper between two lower part traps
Portion's trap, the effective vacuum for guaranteeing condenser.
Embodiment one
As shown in Figure 1, the present embodiment provides a kind of gas-driven generator group low-pressure heater draining system, including thtee-stage shiplock
Low-pressure heater drain by-pass system design scheme is further described in low-pressure heater 2；
The first step adds normal drain water piping design parameter to determine low plus bypass drain water piping and tube design according to three-level is low
Parameter；
Second step selectes by-pass throttle component parameter according to the superior and the subordinate's heater condensate pressure difference；
Third step bypasses drain water piping pressure medium and 4 operating pressure of water seal outlet side condenser according to sealing-liquid duct side
It calculates and determines water seal effective height；
4th step, the setting bypass drain valve between every grade of low plus hydrophobic inlet and outlet pipeline node on low plus bypass drain water piping
9, when bypassing 9 contract fully of drain valve, low plus hydrophobic flow to condenser certainly step by step；Close the hydrophobic import and export valve of low-pressure heater
Door, and opens corresponding bypass drain valve 9, then can this grade low be added row and individually be cut off.
3# low-pressure heater and its normal drain valve of corresponding 3# and 3# bypass drain valve, 2# is respectively set along hydrophobic flow direction
Low-pressure heater and its normal drain valve of corresponding 2# and 2# bypass drain valve, 1# low-pressure heater and its corresponding 1# are normally dredged
Water valve and 1# bypass drain valve；When normal operation, Drainage System of Low-pressure Heater is pressure heater and drainage pump system of flowing automatically step by step, every low-pressure heating
Stream-liquid two-phase flow drain valve is equipped on device drain water piping to control heater water level；Under accidental conditions, 3# is normally hydrophobic
The normal drain valve of valve, 2# and the normal drain valve of 1# are opened, and 3# bypasses drain valve, 2# bypass drain valve and 1# bypass drain valve and closes
It closes；Low plus hydrophobic boosts step by step to after 1# low-pressure heater, then through low-pressure heater and drainage pump, enters condensation water system from condensing water conduit
System, the controllable 1# low-pressure heater water level of low-pressure heater and drainage pump index combustion fan；Under accident condition, low-pressure heater is hydrophobic to be passed through
Emergent drain switching can then be bypassed by cascaded drain from condenser, low-pressure heater is flowed into and realize that one or more cuts online
It is disconnected；For cutting off 2# low-pressure heater online, the normal drain valve of 3# and the normal drain valve of 1# are normally-open, the normal drain valve of 2#
Shutdown, 2# bypass drain valve are opened, and 3# bypasses drain valve and 1# bypasses hydrophobic valve breakdown, then 3# low plus hydrophobic still can be from inflow 1#
It is low plus after again through low-pressure heater and drainage pump boost be sent into condensing water conduit carry out steam/water circulating, avoid causing machine because of hydrophobic reflux condenser
Group cold source energy increases, and coagulates pump load and increases.Meanwhile for the hydrophobic pressure difference of different heating device, throttling is designed on bypass duct
Component and U-shaped water seal can effectively maintain low plus water level, protect condenser vacuum.
In the plural serial stage low-pressure heater heat regenerative system of small-sized high parameter Turbo-generator Set, by flowing automatically step by step
Low-pressure heater draining system supplements bypath system design, guarantees reliable under plural serial stage low-pressure heater systematic failures state
While cutting, separate unit low-pressure heater independent trip can be also realized, guarantee that low plus hydrophobic effective enthalpy is recycled, reduce
The cold source energy generated by hydrophobic reflux condenser, promotes unit efficiency.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. a kind of gas-driven generator group low-pressure heater draining system, it is characterised in that: including low-pressure heater (2) and condenser
(4)；The low-pressure heater (2) has several and is sequentially connected in series；Along hydrophobic flow direction, the water inlet of the latter low-pressure heater (2)
Mouth is connected to by a normal drain water piping (11) with the water outlet of previous low-pressure heater (2), first low-pressure heater (2)
Water inlet be connected to hydrophobic inlet pipe (1) by a normal drain water piping (11), the condensed water of the last one low-pressure heater (2)
Outlet is connected to main condensate pipeline (3)；The intake-outlet of each low-pressure heater (2) and right with the low-pressure heater (2)
The water outlet for bypassing drain water piping (10) corresponding with low-pressure heater (2) respectively of the water inlet for the normal drain water piping (11) answered
Mouth is connected to water inlet；Bypass drain valve (9), each normal drain water piping are equipped on each bypass drain water piping (10)
(11) normal drain valve (12) are equipped on；Along the water outlet and the low pressure of the last one low-pressure heater (2) of hydrophobic flow direction
The water outlet of corresponding bypass drain water piping (10) of heater (2) passes through the 6th pipeline (8) and is connected to the condenser (4).
2. a kind of gas-driven generator group low-pressure heater draining system as described in claim 1, it is characterised in that: each described low
Pressure heater (2) is connected to by an emergent drain pipeline (6) with the condenser (4) respectively, each emergent drain pipeline (6)
On be equipped with emergency drain valve (7).
3. a kind of gas-driven generator group low-pressure heater draining system as described in claim 1, it is characterised in that: each described low
The bottom of pressure heater (2) is connected to a bottom comb (13) respectively, is equipped with bottom valve (14) on each bottom comb (13).
4. a kind of gas-driven generator group low-pressure heater draining system as described in claim 1, it is characterised in that: the low pressure
The bottom of heater (2) is connected to the water inlet of first pipe (15) water inlet and second pipe (17) simultaneously；First pipe
The water outlet of the water outlet in road (15) and the second pipe (17) is connected to the water inlet of third pipeline (21) simultaneously, and described the
The water outlet connection of the water outlet of three pipelines (21) bypass drain water piping (10) corresponding with low-pressure heater (2).
5. a kind of gas-driven generator group low-pressure heater draining system as claimed in claim 4, it is characterised in that: described first
Pipeline (15) is equipped with the first shut-off valve (16), and the second pipe (17) is equipped with the second shut-off valve (18), the third pipe
Road (21) is equipped with third shut-off valve (20) and the 5th shut-off valve (22).
6. a kind of gas-driven generator group low-pressure heater draining system as claimed in claim 5, it is characterised in that: described second
The water inlet of pipeline (17) is connected to the water inlet of one the 4th pipeline (23), the water outlet of the 4th pipeline (23) and described the
Three pipelines (21) connection, the 4th pipeline (23) are equipped with the 4th shut-off valve (24).
7. a kind of gas-driven generator group low-pressure heater draining system as claimed in claim 6, it is characterised in that: the described 4th
The contact of pipeline (23) and the third pipeline (21) be located at the third shut-off valve (20) and the 5th shut-off valve (22) it
Between.
8. a kind of gas-driven generator group low-pressure heater draining system as claimed in claim 6, it is characterised in that: described second
The water inlet of pipeline (17) is connected to main condensate pipeline (3) water inlet with the water inlet of the 4th pipeline (23),
A bypass pipe (25), the main condensate pipeline (3) and the bypass pipe are arranged in parallel on the main condensate pipeline (3)
(25) it is provided on a motor-driven valve (5), and two motor-driven valves (5) are arranged in parallel.
9. a kind of gas-driven generator group low-pressure heater draining system as described in claim 1, it is characterised in that: the described 6th
Pipeline (8) is U-shaped seal pipe, the water inlet of U-shaped seal pipe simultaneously with the last one low-pressure heater along hydrophobic flow direction
(2) water outlet of water outlet bypass drain water piping (10) corresponding with the low-pressure heater (2) is connected to, U-shaped seal pipe
Water outlet is connected to the top of the condenser (4).
10. a kind of gas-driven generator group low-pressure heater draining system as claimed in claim 9, it is characterised in that: the U-shaped
Seal pipe includes two lower part traps and the top trap between two lower part traps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774283.9U CN208475300U (en) | 2018-05-23 | 2018-05-23 | A kind of gas-driven generator group low-pressure heater draining system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820774283.9U CN208475300U (en) | 2018-05-23 | 2018-05-23 | A kind of gas-driven generator group low-pressure heater draining system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208475300U true CN208475300U (en) | 2019-02-05 |
Family
ID=65218596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820774283.9U Active CN208475300U (en) | 2018-05-23 | 2018-05-23 | A kind of gas-driven generator group low-pressure heater draining system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208475300U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032700A (en) * | 2020-07-29 | 2020-12-04 | 国电泉州热电有限公司 | Heating system and cogeneration system |
| CN113685550A (en) * | 2021-07-22 | 2021-11-23 | 华能国际电力股份有限公司上安电厂 | Low-pressure water return system of water feed pump |
| CN114060791A (en) * | 2021-11-30 | 2022-02-18 | 中冶南方都市环保工程技术股份有限公司 | High-pressure-increasing drainage system and drainage method for steel mill gas generator set |
-
2018
- 2018-05-23 CN CN201820774283.9U patent/CN208475300U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112032700A (en) * | 2020-07-29 | 2020-12-04 | 国电泉州热电有限公司 | Heating system and cogeneration system |
| CN113685550A (en) * | 2021-07-22 | 2021-11-23 | 华能国际电力股份有限公司上安电厂 | Low-pressure water return system of water feed pump |
| CN114060791A (en) * | 2021-11-30 | 2022-02-18 | 中冶南方都市环保工程技术股份有限公司 | High-pressure-increasing drainage system and drainage method for steel mill gas generator set |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103382860B (en) | Steam turbine power generation heating system controlling method | |
| CN208475300U (en) | A kind of gas-driven generator group low-pressure heater draining system | |
| CN106247312A (en) | A kind of extra-supercritical unit double reheat two-shipper backheat thermodynamic system without deaerator | |
| CN207145026U (en) | Combined Cycle Unit steam turbine quickly starts warming-up system | |
| CN102839999B (en) | Small steam turbine exhaust steam cold source loss recovery system and method | |
| CN208687705U (en) | A kind of system that excision low pressure (LP) cylinder is coupled into automotive row with low-pressure coal saver | |
| CN106765039B (en) | A kind of SCR inlet flue gas water side temperature raising system and method | |
| CN217082504U (en) | Wide-load denitration system with stable combustion performance of boiler | |
| CN213930887U (en) | Blowdown steam recovery system of multi-pressure boiler | |
| CN212132387U (en) | Two-stage steam extraction type medium-temperature and medium-pressure waste incineration power generation system | |
| CN111306526B (en) | Drainage main pipe system recycling and discharging device of auxiliary system of coal-fired steam drum boiler | |
| CN210485839U (en) | Heat supply system | |
| CN114034032A (en) | Heat recovery system and method for high-temperature gas cooled reactor in low-load operation stage | |
| CN103775329B (en) | A kind of possess heat supply and the double mode Sealing Water for Feedwater Pump system of pure condensate | |
| CN203421669U (en) | Comprehensive heat utilization system of boiler tail | |
| CN106123001A (en) | A kind of smoke waste heat utilization system and method | |
| CN204901728U (en) | Heat hydrophobous fiery power boiler waste heat recovery system of discharging fume | |
| JP2766687B2 (en) | Combined power plant | |
| CN206419968U (en) | A kind of station boiler low-temperature flue gas heat recovering device | |
| CN205860820U (en) | Dehydrator waste gas purification residual heat reutilizing system | |
| CN208139239U (en) | A kind of low grade residual heat steam is applied to high parameter steam generating system | |
| CN220169665U (en) | Steam heating system suitable for purifying tower in dry desulfurization process | |
| CN218494960U (en) | Hydrophobic energy recycling system of garbage power plant | |
| CN214840753U (en) | Two or many thermal power generating unit condensate water contact systems | |
| CN220103105U (en) | Steam waste heat recovery system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 430205 No. 59 Liufang Avenue, Donghu High-tech Development Zone, Wuhan City, Hubei Province Patentee after: Zhongye Southern Urban Environmental Protection Engineering Technology Co., Ltd. Address before: 430205 No. 59 Liufang Road, CCEPC Industrial Park, Donghu High-tech Zone, Wuhan City, Hubei Province Patentee before: Wuhan Urban Environment Protection Engineering Techn Co., Ltd. |