CN204285438U - Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus - Google Patents

Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus Download PDF

Info

Publication number
CN204285438U
CN204285438U CN201420769399.5U CN201420769399U CN204285438U CN 204285438 U CN204285438 U CN 204285438U CN 201420769399 U CN201420769399 U CN 201420769399U CN 204285438 U CN204285438 U CN 204285438U
Authority
CN
China
Prior art keywords
pressure
feed preheater
pipeline
flash tank
backwater
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.)
Expired - Fee Related
Application number
CN201420769399.5U
Other languages
Chinese (zh)
Inventor
吴元峰
郑鹏
李强
韦兴鹏
徐勤全
郑伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Feiyang Chemical Co Ltd
Original Assignee
Shandong Feiyang Chemical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Feiyang Chemical Co Ltd filed Critical Shandong Feiyang Chemical Co Ltd
Priority to CN201420769399.5U priority Critical patent/CN204285438U/en
Application granted granted Critical
Publication of CN204285438U publication Critical patent/CN204285438U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model openly produces dimethyl carbonate process system novel high pressure steam condensation water treating apparatus, the bottom liquid phases outlet of high pressure backwater flash tank is connected with first time water inlet of high-pressure tower feed preheater bottom by pipeline, the first upper water-out mouth on high-pressure tower feed preheater top by pipeline with in push back water flash tank the import of middle pressure steam backwater be connected, in push back water flash tank bottom liquid phases outlet be connected with second time water inlet of lower pressure column feed preheater bottom, the second upper water-out mouth on lower pressure column feed preheater top is connected with condensation tank by pipeline, the bottom of high-pressure tower feed preheater arranges high-pressure tower material feeding mouth, top arranges high-pressure tower material discharging opening, the bottom of lower pressure column feed preheater arranges lower pressure column material feeding mouth, top arranges lower pressure column material discharging opening.Solve the problem that superheated steam backwater boiler cannot directly be recycled, the application of thermal coupling makes the heat of overheated backwater make full use of, and energy resource consumption significantly reduces.

Description

Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus
Technical field
The utility model relates to produces dimethyl carbonate process system, specifically produces dimethyl carbonate process system novel high pressure steam condensation water treating apparatus.
Background technology
Dimethyl carbonate production by transesterification is main flow production technology domestic at present, dimethyl carbonate has different extracting and concentrating technology, this device is high pressure concentrate, therefore the steam of 0.3-2.5MPa different brackets is needed in the reaction, and different brackets steam condensate (SC) temperature, pressure is different and be superheat state, also to add after unified back boiler after cold water is blent and can continue to use, and cause great heat waste.
Utility model content
The purpose of this utility model is that to solve the steam condensate (SC) of different pressures grade overheated, and boiler cannot directly utilize and the difficult problem of solidifying water heat waste, provides a kind of and produces dimethyl carbonate process system novel high pressure steam condensation water treating apparatus.
The utility model for achieving the above object and adopt technical scheme be:
Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus, comprise high pressure backwater flash tank, high-pressure tower feed preheater, in push back water flash tank, lower pressure column feed preheater and condensation tank;
Described high pressure backwater flash tank and in push back water flash tank top all gaseous phase outlet is set, bottom all arranges liquid-phase outlet,
The bottom liquid phases outlet of described high pressure backwater flash tank is connected with first time water inlet of high-pressure tower feed preheater bottom by pipeline, the first upper water-out mouth on high-pressure tower feed preheater top by pipeline with in push back water flash tank the import of middle pressure steam backwater be connected, in push back water flash tank bottom liquid phases outlet be connected with second time water inlet of lower pressure column feed preheater bottom, the second upper water-out mouth on lower pressure column feed preheater top is connected with condensation tank by pipeline; Condensation tank is connected with boiler by pipeline;
Described condensation tank is also provided with drain, is used for discharging on-condensible gas, the pressure inside and outside balance condensation tank.
The bottom of described high-pressure tower feed preheater arranges high-pressure tower material feeding mouth, top arranges high-pressure tower material discharging opening, the effect of high-pressure tower feed preheater is the material utilizing the heat preheating of steam condensation water to produce dimethyl carbonate process system mesohigh tower, make full use of the heat of overheated backwater, energy resource consumption significantly reduces.
The bottom of described lower pressure column feed preheater arranges lower pressure column material feeding mouth, top arranges lower pressure column material discharging opening, the effect of lower pressure column feed preheater is the material utilizing the heat preheating of steam condensation water to produce dimethyl carbonate process system mesolow tower, make full use of the heat of overheated backwater, energy resource consumption significantly reduces.
Connect high pressure backwater flash tank gaseous phase outlet pipeline and in push back water flash tank gaseous phase outlet pipeline on all control valve is set.
The gaseous phase outlet of described high pressure backwater flash tank is connected with middle pressure gas-distributing cylinder by pipeline.
The gaseous phase outlet pushing back water flash tank in described is connected with low pressure gas-distributing cylinder by pipeline.
The high-pressure tower material discharging opening of described high-pressure tower feed preheater is connected with high-pressure tower by pipeline.
The lower pressure column material discharging opening of described lower pressure column feed preheater is connected with lower pressure column by pipeline.
The beneficial effects of the utility model are: the use of this device solves the problem that superheated steam backwater boiler cannot directly be recycled, and the application of thermal coupling makes the heat of overheated backwater make full use of, and energy resource consumption significantly reduces.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1.
Wherein, 1, high pressure backwater flash tank, 1-3, the import of high steam backwater, 1-4, automatic regulating valve, 2, high-pressure tower feed preheater, 2-2, high-pressure tower material feeding mouth, 2-1, high-pressure tower material discharging opening, 2-3, first time water inlet, 2-4, first upper water-out mouth, 3, in push back water flash tank, 1-1 and 3-1 is gaseous phase outlet, 1-2 and 3-2 is liquid-phase outlet, 3-3, the import of middle pressure steam backwater, 3-4, automatic regulating valve, 4, lower pressure column feed preheater, 4-2, lower pressure column material feeding mouth, 4-1, lower pressure column material discharging opening, 4-3, second time water inlet, 4-4, second upper water-out mouth, 5, condensation tank, 5-1, drain, 5-2, delivery port, 5-3, water inlet.
Detailed description of the invention
Embodiment 1
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus, comprise high pressure backwater flash tank 1, high-pressure tower feed preheater 2, in push back water flash tank 3, lower pressure column feed preheater 4 and condensation tank 5,
Described high pressure backwater flash tank 1 and in push back water flash tank 3 top gaseous phase outlet 1-1,3-1 are all set, bottom all arranges liquid-phase outlet 1-2,3-2;
The bottom liquid phases outlet 1-2 of described high pressure backwater flash tank 1 is connected with first time water inlet 2-3 of high-pressure tower feed preheater 2 bottom by pipeline, the first upper water-out mouth 2-4 on high-pressure tower feed preheater 2 top by pipeline with in push back water flash tank 3 middle pressure steam backwater import 3-3 be connected, in push back water flash tank 3 second time water inlet 4-3 of bottom liquid phases delivery port 3-2 and lower pressure column feed preheater 4 bottom be connected, the second upper water-out mouth 4-4 on lower pressure column feed preheater 4 top is connected with condensation tank 5 by pipeline, the top of described condensation tank 5 is provided with drain 5-1, be used for discharging on-condensible gas, the delivery port 5-2 of condensation tank 5 is connected with boiler by pipeline.
The bottom of described high-pressure tower feed preheater 2 arranges high-pressure tower material feeding mouth 2-2, top arranges high-pressure tower material discharging opening 2-1, high-pressure tower material discharging opening 2-1 is connected with high-pressure tower by pipeline, the effect of high-pressure tower feed preheater 2 is the materials utilizing the heat preheating of steam condensation water to produce dimethyl carbonate process system mesohigh tower, make full use of the heat of overheated backwater, energy resource consumption significantly reduces.The liquid phase water temperature that high pressure backwater flash tank 1 flashes off meets high-pressure tower preheat temperature, can carry out thermal coupling heat exchange.
The bottom of described lower pressure column feed preheater 4 arranges lower pressure column material feeding mouth 4-2, and top arranges lower pressure column material discharging opening 4-1, and lower pressure column material discharging opening 4-1 is connected with lower pressure column by pipeline.The effect of lower pressure column feed preheater 4 is the materials utilizing the heat preheating of steam condensation water to produce dimethyl carbonate process system mesolow tower, and make full use of the heat of overheated backwater, energy resource consumption significantly reduces.In push back the liquid phase water temperature that water flash tank 3 flashes off and meet lower pressure column temperature, can thermal coupling heat exchange be carried out.
Connect the install pipeline automatic regulating valve 1-4 of high pressure backwater flash tank 1 gaseous phase outlet 1-1 and middle pressure gas-distributing cylinder, in push back water flash tank 3 gaseous phase outlet 3-1 pipeline on automatic regulating valve 3-4 and low pressure gas-distributing cylinder are set, automatic regulating valve 1-4,3-4 regulate gaseous pressure, adopt the pressure of automatic regulating valve controlled atmosphere solar term phase, then enter gas-distributing cylinder, steam is distributed.
The groundwork process of the present embodiment: high steam backwater is passed into high pressure backwater flash tank 1 and process rear top gas phase and enter middle pressure gas-distributing cylinder, adopts automatic regulating valve 1-4 to regulate gaseous pressure; Liquid phase pushes back water flash tank 3 in entering after the superheat state of steam condensation water is eliminated in heat exchange in high-pressure tower feed preheater 2 (thermal coupling), in push back water flash tank 3 top gas phase and enter low pressure sub-cylinder, adopt automatic regulating valve 3-4 to regulate gaseous pressure; Liquid phase enters condensate water groove 5 after the superheat state of steam condensation water is eliminated in heat exchange in lower pressure column feed preheater 4 (thermal coupling), and the steam condensation water of the tank 4 that condenses so just can directly utilize by back boiler.
By reference to the accompanying drawings detailed description of the invention of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.

Claims (8)

1. produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus, it is characterized in that: comprise high pressure backwater flash tank, high-pressure tower feed preheater, in push back water flash tank, lower pressure column feed preheater and condensation tank;
Described high pressure backwater flash tank and in push back water flash tank top all gaseous phase outlet is set, bottom all arranges liquid-phase outlet,
The bottom liquid phases outlet of described high pressure backwater flash tank is connected with first time water inlet of high-pressure tower feed preheater bottom by pipeline, the first upper water-out mouth on high-pressure tower feed preheater top by pipeline with in push back water flash tank the import of middle pressure steam backwater be connected, in push back water flash tank bottom liquid phases outlet be connected with second time water inlet of lower pressure column feed preheater bottom, the second upper water-out mouth on lower pressure column feed preheater top is connected with condensation tank by pipeline;
The bottom of described high-pressure tower feed preheater arranges high-pressure tower material feeding mouth, and top arranges high-pressure tower material discharging opening,
The bottom of described lower pressure column feed preheater arranges lower pressure column material feeding mouth, and top arranges lower pressure column material discharging opening.
2. production dimethyl carbonate process system as claimed in claim 1 novel high pressure steam condensation water treating apparatus, is characterized in that: condensation tank is connected with boiler by pipeline.
3. as claimed in claim 1 produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus, it is characterized in that: connect high pressure backwater flash tank gaseous phase outlet pipeline and in push back water flash tank gaseous phase outlet pipeline on all control valve is set.
4. production dimethyl carbonate process system as claimed in claim 1 novel high pressure steam condensation water treating apparatus, is characterized in that: the gaseous phase outlet of described high pressure backwater flash tank is connected with middle pressure gas-distributing cylinder by pipeline.
5. production dimethyl carbonate process system as claimed in claim 1 novel high pressure steam condensation water treating apparatus, is characterized in that: the gaseous phase outlet pushing back water flash tank in described is connected with low pressure gas-distributing cylinder by pipeline.
6. production dimethyl carbonate process system as claimed in claim 1 novel high pressure steam condensation water treating apparatus, is characterized in that: the high-pressure tower material discharging opening of described high-pressure tower feed preheater is connected with high-pressure tower by pipeline.
7. production dimethyl carbonate process system as claimed in claim 1 novel high pressure steam condensation water treating apparatus, is characterized in that:
The lower pressure column material discharging opening of described lower pressure column feed preheater is connected with lower pressure column by pipeline.
8. production dimethyl carbonate process system as claimed in claim 1 novel high pressure steam condensation water treating apparatus, is characterized in that: described condensation tank is also provided with drain.
CN201420769399.5U 2014-12-08 2014-12-08 Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus Expired - Fee Related CN204285438U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420769399.5U CN204285438U (en) 2014-12-08 2014-12-08 Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420769399.5U CN204285438U (en) 2014-12-08 2014-12-08 Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus

Publications (1)

Publication Number Publication Date
CN204285438U true CN204285438U (en) 2015-04-22

Family

ID=52868591

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420769399.5U Expired - Fee Related CN204285438U (en) 2014-12-08 2014-12-08 Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus

Country Status (1)

Country Link
CN (1) CN204285438U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114234695A (en) * 2021-12-06 2022-03-25 益海(泰州)粮油工业有限公司 Oil expression workshop condensed water heat energy recycling system and recycling method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114234695A (en) * 2021-12-06 2022-03-25 益海(泰州)粮油工业有限公司 Oil expression workshop condensed water heat energy recycling system and recycling method thereof
CN114234695B (en) * 2021-12-06 2023-09-29 益海(泰州)粮油工业有限公司 Condensate water heat energy recycling system and method for oil extraction workshop

Similar Documents

Publication Publication Date Title
CN104030381B (en) A kind of system and method utilizing oil field ground waste heat to prepare injection boiler feedwater
CN203203020U (en) Steam waste heat water recycling device for machining paper
CN204552846U (en) A kind of back pressure steam turbines utilization system
CN201625428U (en) Device for recycling waste heat of medium-pressure steam condensate
CN204285438U (en) Produce dimethyl carbonate process system novel high pressure steam condensation water treating apparatus
CN210833119U (en) Energy-saving device for sensible heat utilization of high-temperature condensed water
CN203469511U (en) Rectifying and separating device for recycling medicinal alcohol
CN204580949U (en) The residual neat recovering system of water dispenser
CN202002072U (en) Thermal system
CN202361356U (en) Electric heating steam heat storage device
CN205919521U (en) Conduction oil waste heat reutilization system
CN204723407U (en) A kind of Chinese medicine extraction thickener
CN205090364U (en) Spent steam waste heat utilization equipment suitable for evaporate pressure cauldron
CN205261518U (en) Steaming system
CN205014337U (en) A water supply equipment for improving waste heat power generation system heat exchange efficiency
CN203904034U (en) Softened water treatment system
CN204062990U (en) A kind of boiler steam-water circulation system
CN203954701U (en) Multifunctional alcohol reclaims inspissator
CN207850110U (en) A kind of steam condensate recovering device
CN111167158A (en) High-efficiency energy-saving extraction concentrator and method for producing concentrated liquid medicine by using same
CN203384954U (en) Waste heat recycling steam boiler
CN202065997U (en) Autoclave waste heat recovery unit
CN205014319U (en) Steam condensate water heat recovery system
CN204932921U (en) A kind of glyceride process steam condensation water recovery and use system
CN203639471U (en) System for heating mixed juice by utilizing V-effect juice-vapor for sugar refinery

Legal Events

Date Code Title Description
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150422

Termination date: 20151208

EXPY Termination of patent right or utility model