CN104998431B - Comprehensive utilization device and method for steam condensate in fluorocarbon alkane production device - Google Patents
Comprehensive utilization device and method for steam condensate in fluorocarbon alkane production device Download PDFInfo
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- CN104998431B CN104998431B CN201510472049.1A CN201510472049A CN104998431B CN 104998431 B CN104998431 B CN 104998431B CN 201510472049 A CN201510472049 A CN 201510472049A CN 104998431 B CN104998431 B CN 104998431B
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Abstract
The invention relates to a comprehensive utilization device and method for steam condensate in a fluorocarbon alkane production device. The device comprises a liquid inlet allowing steam condensate to enter, an air outlet allowing saturated steam formed in a flashing tank to be output, a liquid outlet allowing condensate formed in the flashing tank to be output, a liquid inlet pipe communicated with the liquid inlet of the flashing tank, an air delivery pipe communicated with the air outlet of the flashing tank and used for delivering saturated steam to a user, a liquid delivery pipe communicated with the liquid outlet of the flashing tank and used for delivering condensate to the user, and a plurality of control valves arranged on the liquid inlet pipe, the air delivery pipe and the liquid delivery pipe respectively. According to the device and method, heat in steam condensate is extracted through flashing, low-pressure saturated steam and condensate are formed to be used by the user, the comprehensive utilization rate of steam condensate is increased, the steam usage of a device is reduced, and production cost reduction and resource saving are achieved at the same time.
Description
Technical field
The present invention relates to the comprehensive utilization device of steam condensate and comprehensive utilization side in a kind of fluorine carbon alkane process units
Method.
Background technology
Water resource belongs to narrow resources for China, and chemical industry belongs to the very big industry of water consumption, in chemical enterprise
Necessary water saving measures are taken, the chemical enterprise to water-deficient area, with suitable Social benefit and economic benefit.Present chemical industry
The waste hot steam of enterprise causes the waste of water resource in entering mostly air, therefore how to recycle this some vapor,
Become the problem that chemical plant need to solve.
The content of the invention
The technical problem to be solved is to provide a kind of synthesis of steam condensate in fluorine carbon alkane process units
Using device and method of comprehensive utilization, the comprehensive utilization ratio of steam condensate (SC) is lifted, reduce device steam usage amount, saving money
While source, production cost purpose is reduced.
For solving above technical problem, the present invention is adopted the following technical scheme that:
The comprehensive utilization device of steam condensate in a kind of fluorine carbon alkane process units, described comprehensive utilization device include
With the inlet being passed through for the steam condensate in fluorine carbon alkane process units, for full by what is formed in described flash tank
The flash tank of the liquid outlet that the gas outlet with steam output, the condensed water for will be formed in described flash tank are exported, with institute
The feed tube that the inlet of the flash tank stated is connected, is connected with the gas outlet of described flash tank and for described is satisfied
The appendix of user is delivered to steam, is connected with the liquid outlet of described flash tank and for described condensed water is conveyed
To the tube for transfusion of user, the multiple controls being separately positioned on described feed tube, described appendix and described tube for transfusion
Valve.
Specifically, described comprehensive utilization device also includes being arranged on described appendix for steaming described saturation
The vapour vapour injector of vapour pressurization.
More specifically, described comprehensive utilization device is also included between described vapour vapour injector and described flash tank
Appendix be connected for adding the compensation device of saturated vapor.
More specifically, described gas outlet has two, described appendix includes and in the gas outlet described in two
Individual the first gas transmission arm being connected and another the second gas transmission arm being connected in the gas outlet described in two and institute
The gas transmission main that the first gas transmission arm stated is connected with the second described gas transmission arm, described compensation device include with it is described
The second gas transmission arm ftercompction pipe being connected, the ftercompction valve group being arranged on described ftercompction pipe, described vapour vapour injector
It is connected with the first described gas transmission arm and the second described gas transmission arm respectively.
More specifically, described comprehensive utilization device also includes being connected in described flash distillation with described flash tank
The pressure of tank is capable of the exhaustor of aerofluxuss, the aerofluxuss valve group being arranged on described exhaustor when exceeding maximum pressure.
More specifically, described aerofluxuss valve group is connected with described ftercompction valve group and when described aerofluxuss valve group is opened
When, described ftercompction valve group is closed.
Specifically, the operating pressure of described flash tank is 0.1MPa ~ 1.0MPa.
Specifically, the pressure regulation spectrum of described vapour vapour injector is 0.5 times ~ 3 times, the height of described vapour vapour injector
The range of accommodation of pressure nozzle is 0 t/h ~ 3t/h.
Specifically, the pressure of the saturated vapor of described flash tank gas outlet is 0MPa ~ 1.0MPa.
The method of comprehensive utilization of steam condensate in a kind of fluorine carbon alkane process units, using described comprehensive utilization device
So that steam condensate forms described saturated vapor and described condensed water in described fluorine carbon alkane process units, then will
Described saturated vapor and described condensed water are delivered to user's use respectively.
Due to the enforcement of above technical scheme, the present invention is had the advantage that compared with prior art:
The present invention using flash distillation by the way of by the heat extraction in steam condensate (SC) out, formation low-pressure saturated steam and cold
Solidifying water respectively for users to use, lifts the comprehensive utilization ratio of steam condensate (SC), reduces device steam usage amount, what is economized on resources
Meanwhile, reduce production cost purpose.
Description of the drawings
Schematic diagram of the accompanying drawing 1 for the present invention;
Wherein:1st, flash tank;2nd, feed tube;3rd, tube for transfusion;4th, control valve;5th, vapour vapour injector;6th, ftercompction pipe;7th, ftercompction
Valve group;8th, exhaustor;9th, aerofluxuss valve group;11st, the first gas transmission arm;12nd, the second gas transmission arm;13rd, gas transmission main.
Specific embodiment
With reference to specific embodiment, the present invention will be further described in detail, but the invention is not restricted to following enforcement
Example.
As shown in Figure 1, in a kind of fluorine carbon alkane process units steam condensate comprehensive utilization device, including with confession
Inlet that steam condensate in fluorine carbon alkane process units is passed through, the saturated vapor output for will be formed in flash tank 1
Gas outlet, for will be formed in flash tank 1 condensed water output liquid outlet flash tank 1, the inlet phase with flash tank 1
The feed tube 2 of connection, is connected with the gas outlet of flash tank 1 and for saturated vapor to be delivered to the appendix of user, with sudden strain of a muscle
The liquid outlet of steaming pot 1 is connected and for condensed water to be delivered to the tube for transfusion 3 of user, is separately positioned on feed tube 2, appendix
With the multiple control valves 4 on tube for transfusion 3.The operating pressure of flash tank 1 be 0.1MPa ~ 1.0MPa, the saturation of 1 gas outlet of flash tank
The pressure of steam is 0MPa ~ 1.0MPa.
When the pressure of the saturated vapor produced in flash tank 1 is slightly less than the use requirement of user, comprehensive utilization device is also
Including the vapour vapour injector 5 being arranged on appendix for pressurizeing to saturated vapor, the pressure regulation spectrum of vapour vapour injector 5 is
0.5 times ~ 3 times, the range of accommodation of the high pressure nozzle of vapour vapour injector 5 is 0 t/h ~ 3t/h.
When the use that the saturated vapor produced in flash tank 1 can not still meet user after the pressurization of vapour vapour injector 5 will
When asking, comprehensive utilization device also includes being connected with the appendix between vapour vapour injector 5 and flash tank 1 for adding saturation steaming
The compensation device of vapour.
Specifically, gas outlet has two, and appendix includes the first gas transmission being connected with two gas outlets
Pipe 11, with another the second gas transmission arm 12 being connected in two gas outlets, and the first gas transmission arm 11 and the second gas transmission
The gas transmission main 13 that arm 12 is connected, compensation device are included the ftercompction pipe 6 being connected with the second gas transmission arm 12, are arranged on benefit
Ftercompction valve group 7 in pressure pipe 6, vapour vapour injector 5 are connected with the first gas transmission arm 11 and the second gas transmission arm 12 respectively, so as to
Can realizing, saturated vapor directly feeds user or user supplied after vapour vapour injector 5 pressurizes.
Comprehensive utilization device also includes energy when exceeding maximum pressure for the pressure in flash tank 1 that is connected with flash tank 1
The exhaustor 8 of enough aerofluxuss, the aerofluxuss valve group 9 being arranged on exhaustor 8.Aerofluxuss valve group 9 is connected with ftercompction valve group 7 and works as aerofluxuss
When valve group 9 is opened, ftercompction valve group 7 is closed.
In the present embodiment, a control valve 4 on feed tube 2 and tube for transfusion 3, is respectively provided with, is arranged on the first gas transmission arm 11
There is a control valve 4, on the second gas transmission arm 12, be provided with two control valves 4.
In fluorine carbon alkane process units, the method for comprehensive utilization of steam condensate is:In fluorine carbon alkane process units, steam is cold
Lime set Jing feed tube 2 is passed through in flash tank 1, and steam condensate forms saturated vapor and condensed water in flash tank 1, when saturation is steamed
When steam pressure meets user's use requirement, then saturated vapor is fed directly to user's use;When saturated vapour pressure is unsatisfactory for using
When family requires, after vapour vapour injector 5 is to saturated vapor pressurization for users to use;It is full after pressurizeing Jing vapour vapour injector 5
When still client's use requirement can not be met with steam, ftercompction is carried out by compensation device, so that saturated vapor meets user
Require.Then Jing tube for transfusions 3 are delivered to user's use to condensed water.
Embodiment 1
The operating pressure of flash tank 1 is controlled to 0.4MPa, and vapour vapour injector 5 is adjusted and is set as 1.5 times, vapour vapour injector 5
High pressure nozzle range of accommodation is 0.5 t/h ~ 2 t/h, and the low-pressure steam pressure of the outlet of flash tank 1 is 0.3 MPa, through long-time
After operation, by data record, show that steam saving amount is as follows:Steam saving amount 2.71t/h, steam price press 160 yuan/t, often
Year operation 7200 hours, then can save the amount of money every year is:Ten thousand yuan of 2.71 × 160 × 7200=312.
Embodiment 2
The operating pressure of flash tank 1 is controlled to 1.0MPa, and vapour vapour injector 5 is adjusted and is set as 0.5 times, vapour vapour injector 5
High pressure nozzle range of accommodation is 0t/h ~ 3t/h, and the low-pressure steam pressure of the outlet of flash tank 1 is 0.5MPa, through long-play
Afterwards, by data record, show that steam saving amount is as follows:Steam saving amount 1.5t/h, steam price press 160 yuan/t, annual to transport
Row 7200 hours, then can save the amount of money every year is:Ten thousand yuan of 1.5 × 160 × 7200=172.8.
Embodiment 3
The operating pressure of flash tank 1 is controlled to 0.5MPa, and vapour vapour injector 5 is adjusted and is set as 3 times, and vapour vapour injector 5 is high
Pressure cut-out governing scope is 0t/h ~ 3t/h, and the low-pressure steam pressure of the outlet of flash tank 1 is 0.3MPa, after long-play,
By data record, show that steam saving amount is as follows:Steam saving amount 3.5t/h, steam price press 160 yuan/t, annual to run
7200 hours, then can save the amount of money every year is:Ten thousand yuan of 3.5 × 160 × 7200=403.2.
Above the present invention is described in detail, its object is to allow the personage for being familiar with this art to will appreciate that this
The content of invention is simultaneously carried out, and can not be limited the scope of the invention with this, all spirit institutes of the invention
The equivalence changes of work or modification, should all cover within the scope of the present invention.
Claims (4)
1. in a kind of fluorine carbon alkane process units steam condensate comprehensive utilization device, it is characterised in that:Described comprehensive profit
Included with the inlet being passed through for the steam condensate in fluorine carbon alkane process units, for by flash tank with device(1)In
The gas outlet of the saturated vapor output of formation, for by described flash tank(1)The liquid outlet of the condensed water output of middle formation
Flash tank(1), with described flash tank(1)The feed tube that is connected of inlet(2), with described flash tank(1)Outlet
Mouth is connected and for described saturated vapor to be delivered to the appendix of user, with described flash tank(1)Liquid outlet phase
Connect and for described condensed water to be delivered to the tube for transfusion of user(3), it is separately positioned on described feed tube(2), it is described
Appendix and described tube for transfusion(3)On multiple control valves(4), described comprehensive utilization device also includes being arranged on described
Appendix on for the vapour vapour injector to described saturated vapor pressurization(5), described comprehensive utilization device also include with
Described vapour vapour injector(5)With described flash tank(1)Between appendix be connected for adding the ftercompction of saturated vapor
Device, described gas outlet have two, and described appendix includes be connected with the gas outlet described in two
One gas transmission arm(11), with another the second gas transmission arm being connected in the gas outlet described in two(12), it is and described
First gas transmission arm(11)With the second described gas transmission arm(12)The gas transmission main being connected(13), described compensation device bag
Include and the second described gas transmission arm(12)The ftercompction pipe being connected(6), be arranged on described ftercompction pipe(6)On ftercompction valve group
(7), described vapour vapour injector(5)Respectively with the first described gas transmission arm(11)With the second described gas transmission arm(12)Phase
Connection, described comprehensive utilization device also include and described flash tank(1)It is connected in described flash tank(1)Pressure
Power is capable of the exhaustor of aerofluxuss when exceeding maximum pressure(8), be arranged on described exhaustor(8)On aerofluxuss valve group(9), it is described
Aerofluxuss valve group(9)With described ftercompction valve group(7)It is connected and when described aerofluxuss valve group(9)During opening, described ftercompction
Valve group(7)Close, described flash tank(1)The pressure of the saturated vapor of gas outlet is 0MPa ~ 1.0MPa.
2. in fluorine carbon alkane process units according to claim 1 steam condensate comprehensive utilization device, its feature exists
In:Described flash tank(1)Operating pressure be 0.1MPa ~ 1.0MPa.
3. in fluorine carbon alkane process units according to claim 1 steam condensate comprehensive utilization device, its feature exists
In:Described vapour vapour injector(5)Pressure regulation spectrum be 0.5 times ~ 3 times, described vapour vapour injector(5)High pressure nozzle
Range of accommodation be 0 t/h ~ 3t/h.
4. in a kind of fluorine carbon alkane process units steam condensate method of comprehensive utilization, it is characterised in that:Using claim 1
Steam condensate in described fluorine carbon alkane process units is formed to the comprehensive utilization device any one of 3 described
Then described saturated vapor and described condensed water are delivered to user's use by saturated vapor and described condensed water respectively.
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GB9920948D0 (en) * | 1999-09-06 | 1999-11-10 | Ici Plc | Apparatus and method for separating mixed liquids |
CN201906475U (en) * | 2010-12-03 | 2011-07-27 | 昆山力诺能源机械有限公司 | Flash evaporator |
CN202289512U (en) * | 2011-10-17 | 2012-07-04 | 山东富欣生物科技股份有限公司 | Flash steam recycling device for flash drum |
CN102659196A (en) * | 2012-05-28 | 2012-09-12 | 天津壹帆水务有限公司 | Energy-saving evaporation process and system thereof |
CN202860150U (en) * | 2012-10-16 | 2013-04-10 | 石家庄新宇三阳实业有限公司 | System for recycling afterheat of steam condensed water of vacuum flash tank |
CN203861948U (en) * | 2014-02-24 | 2014-10-08 | 溧阳市威成饲料机械厂 | Steam flash tank |
CN204815735U (en) * | 2015-08-05 | 2015-12-02 | 太仓中化环保化工有限公司 | Steam condensate's comprehensive utilization device in fluorine carbon alkane apparatus for producing |
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