CN109384918A - Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system - Google Patents

Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system Download PDF

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Publication number
CN109384918A
CN109384918A CN201811219711.2A CN201811219711A CN109384918A CN 109384918 A CN109384918 A CN 109384918A CN 201811219711 A CN201811219711 A CN 201811219711A CN 109384918 A CN109384918 A CN 109384918A
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CN
China
Prior art keywords
heat exchanger
tank
temperature
molten
hold
Prior art date
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Pending
Application number
CN201811219711.2A
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Chinese (zh)
Inventor
刘国
钱阳
李龙
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.)
JIANGYIN QIANGLI CHEMICAL FIBER CO Ltd
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JIANGYIN QIANGLI CHEMICAL FIBER CO Ltd
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Publication date
Application filed by JIANGYIN QIANGLI CHEMICAL FIBER CO Ltd filed Critical JIANGYIN QIANGLI CHEMICAL FIBER CO Ltd
Priority to CN201811219711.2A priority Critical patent/CN109384918A/en
Publication of CN109384918A publication Critical patent/CN109384918A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G69/00Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14Lactams
    • C08G69/16Preparatory processes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D21/0001Recuperative heat exchangers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

The present invention is chinlon 6 section pre-polymerization heating water and saving energy reclaiming system, its structure includes pre-polymerization pipe, molten-bath, material-compound tank and hold-up tank, the outlet of the wherein import that the hot water outlet pipe of pre-polymerization pipe divides three tunnels to be separately connected A heat exchanger, B heat exchanger and C heat exchanger, A heat exchanger, B heat exchanger and C heat exchanger is connected by a root canal road with the collet import of molten-bath, material-compound tank and hold-up tank respectively.Advantages of the present invention: structure is simple and effective, when work, the hot water that pre-polymerization pipe comes out, divide three tunnels to pass through three heat exchangers respectively and is adjusted to the temperature respectively needed, then in the collet for respectively enteing molten-bath, material-compound tank and hold-up tank, it can respectively be kept the temperature, temperature control is flexible, stability is good, temperature signal can be transferred to controller by the temperature sensor being preferably separately positioned in the collet of molten-bath, material-compound tank and hold-up tank, controller is in due course adjusted the temperature of corresponding heat exchanger, realizes the auto-control of temperature, using effect is good.

Description

Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system
Technical field
The present invention relates to chinlon 6 section pre-polymerization heating water and saving energy reclaiming systems.
Background technique
Chinlon 6 section, i.e. polyamide 6 section, also known as nylon 6 slice.Contain amido bond (- CO-NH -) in macromolecular. The usually white cylindrical particle shape of chinlon 6 section, fusing point are 210~220 DEG C, and decomposition temperature is 300 DEG C or so.Dissolve in phenol In the concentrated sulfuric acid of heat, electrical insulation capability is superior, alkaline-resisting, good corrosion resistance.It is the fiber that wear-resisting property is best in synthetic fibers. Chinlon 6 section raw material in production needs to pass through the processes such as melting, ingredient, pre-polymerization.
In the chinlon 6 section production of the prior art, in melting and blending process, molten-bath, material-compound tank, hold-up tank Heat preservation all uses steam direct heating, and energy consumption is high, and temperature stability is difficult to control in insulating process, and in pre-polymerization process In, the general direct emission of hot water, since its temperature is higher, direct emission will affect environment, and energy consumption is larger, although existing skill Art has a design kept the temperature by heat exchanger to molten-bath, material-compound tank, hold-up tank to the hot water of pre-polymerization pipe, but its temperature It can not be respectively controlled, using effect is poor.
Summary of the invention
Proposed by the present invention is chinlon 6 section pre-polymerization heating water and saving energy reclaiming system, and purpose is intended to overcome the prior art Above shortcomings are realized the effective use to pre-polymerization hot water, energy-saving and emission-reduction, and can be required according to use environment to temperature It is controlled respectively.
Technical solution of the invention: chinlon 6 section pre-polymerization heating water and saving energy reclaiming system, structure includes pre-polymerization Pipe, molten-bath, material-compound tank and hold-up tank, wherein the hot water outlet pipe of pre-polymerization pipe divides three tunnels to be separately connected A heat exchanger, B heat exchange The import of device and C heat exchanger, the outlet of A heat exchanger, B heat exchanger and C heat exchanger pass through a root canal road and molten-bath, ingredient respectively Tank is connected with the collet import of hold-up tank.
Preferably, A temperature sensor, B temperature sensing are set in the collet of the molten-bath, material-compound tank and hold-up tank respectively Device and C temperature sensor, the signal end of A temperature sensor, B temperature sensor and C temperature sensor all with the signal of controller End connects, and the signal end of controller connects with the signal end of A heat exchanger, B heat exchanger and C heat exchanger respectively.
Advantages of the present invention: structure is simple and effective, and when work, the hot water that pre-polymerization pipe comes out, point three tunnels pass through three respectively A heat exchanger is adjusted to the temperature respectively needed, can be to it in the collet for then respectively enteing molten-bath, material-compound tank and hold-up tank It is respectively kept the temperature, flexibly, stability is good, is preferably separately positioned on the folder of molten-bath, material-compound tank and hold-up tank for temperature control Temperature signal can be transferred to controller by the temperature sensor in set, and controller in due course adjusts the temperature of corresponding heat exchanger It is whole, the auto-control of temperature is realized, using effect is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of chinlon 6 section pre-polymerization heating water and saving energy reclaiming system of the present invention.
1 in figure it is pre-polymerization pipe, 21 be A heat exchanger, 22 be B heat exchanger, 23 is that C heat exchanger 23,3 is molten-bath, 4 is Material-compound tank, 5 be hold-up tank, 61 be A temperature sensor, 62 be B temperature sensor, 63 be C temperature sensor, 7 be controller.
Specific embodiment
Below with reference to embodiment and specific embodiment, the present invention is described in further detail.
As shown in Figure 1, chinlon 6 section pre-polymerization heating water and saving energy reclaiming system, structure include pre-polymerization pipe 1, molten-bath 3, material-compound tank 4 and hold-up tank 5, wherein the hot water outlet pipe of pre-polymerization pipe 1 divides three tunnels to be separately connected A heat exchanger 21, B heat exchanger 22 With the import of C heat exchanger 23, the outlet of A heat exchanger 21, B heat exchanger 22 and C heat exchanger 23 passes through a root canal road and melting respectively Kettle 3, material-compound tank 4 are connected with the collet import of hold-up tank 5.
A temperature sensor 61, B temperature sensor are set respectively in the collet of the molten-bath 3, material-compound tank 4 and hold-up tank 5 62 and C temperature sensor 63, the signal end of A temperature sensor 61, B temperature sensor 62 and C temperature sensor 63 all with control The signal end of device 7 connects, the signal end of the controller 7 signal end phase with A heat exchanger 21, B heat exchanger 22 and C heat exchanger 23 respectively It connects.
Each modular construction described above is the prior art, and model, the structure that its corresponding function arbitrarily can be achieved can be used With existing design and control principle.
According to the above structure, when work, the hot water that pre-polymerization pipe comes out, point three tunnels pass through three heat exchangers respectively and are adjusted to The temperature respectively needed, in the collet for then respectively enteing molten-bath, material-compound tank and hold-up tank, to respectively keeping the temperature, temperature Flexibly, stability is good, and the temperature sensor being preferably separately positioned in the collet of molten-bath, material-compound tank and hold-up tank can for control Temperature signal is transferred to controller, controller is in due course adjusted the temperature of corresponding heat exchanger, realizes the automatic of temperature Regulation, using effect are good.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art For, without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the present invention Protection scope.

Claims (2)

1. chinlon 6 section pre-polymerization heating water and saving energy reclaiming system, feature includes pre-polymerization pipe (1), molten-bath (3), material-compound tank (4) and hold-up tank (5), wherein the hot water outlet pipe of pre-polymerization pipe (1) divides three tunnels to be separately connected A heat exchanger (21), B heat exchanger (22) and the import of C heat exchanger (23), the outlet of A heat exchanger (21), B heat exchanger (22) and C heat exchanger (23) pass through one respectively Root canal road is connected with the collet import of molten-bath (3), material-compound tank (4) and hold-up tank (5).
2. chinlon 6 section pre-polymerization heating water and saving energy reclaiming system as described in claim 1, it is characterized in that the molten-bath (3), A temperature sensor (61), B temperature sensor (62) and C temperature are set in the collet of material-compound tank (4) and hold-up tank (5) respectively Sensor (63), the signal end of A temperature sensor (61), B temperature sensor (62) and C temperature sensor (63) all with controller (7) signal end connects, the signal end of controller (7) respectively with A heat exchanger (21), B heat exchanger (22) and C heat exchanger (23) Signal end connects.
CN201811219711.2A 2018-10-19 2018-10-19 Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system Pending CN109384918A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811219711.2A CN109384918A (en) 2018-10-19 2018-10-19 Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811219711.2A CN109384918A (en) 2018-10-19 2018-10-19 Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system

Publications (1)

Publication Number Publication Date
CN109384918A true CN109384918A (en) 2019-02-26

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CN201811219711.2A Pending CN109384918A (en) 2018-10-19 2018-10-19 Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10267414A (en) * 1997-03-19 1998-10-09 Gastar Corp Hot-water supplying device with one can and two channels
CN202688245U (en) * 2012-06-26 2013-01-23 江阴市强力化纤有限公司 Recycling system for hot water of polyamide granula pre-polymerization
CN103509179A (en) * 2012-06-26 2014-01-15 江阴市强力化纤有限公司 Polymerization hot water recycling system before polyamide slicing
US20150129210A1 (en) * 2013-11-08 2015-05-14 Schlumberger Technology Corporation Oilfield surface equipment cooling system
CN105202945A (en) * 2015-07-27 2015-12-30 南通昊友食品添加剂有限公司 Waste heat recycling system
CN108469198A (en) * 2018-03-21 2018-08-31 深圳市英维克科技股份有限公司 A kind of energy-saving enthalpy difference laboratory
CN209522796U (en) * 2018-10-19 2019-10-22 江阴市强力化纤有限公司 Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10267414A (en) * 1997-03-19 1998-10-09 Gastar Corp Hot-water supplying device with one can and two channels
CN202688245U (en) * 2012-06-26 2013-01-23 江阴市强力化纤有限公司 Recycling system for hot water of polyamide granula pre-polymerization
CN103509179A (en) * 2012-06-26 2014-01-15 江阴市强力化纤有限公司 Polymerization hot water recycling system before polyamide slicing
US20150129210A1 (en) * 2013-11-08 2015-05-14 Schlumberger Technology Corporation Oilfield surface equipment cooling system
CN105202945A (en) * 2015-07-27 2015-12-30 南通昊友食品添加剂有限公司 Waste heat recycling system
CN108469198A (en) * 2018-03-21 2018-08-31 深圳市英维克科技股份有限公司 A kind of energy-saving enthalpy difference laboratory
CN209522796U (en) * 2018-10-19 2019-10-22 江阴市强力化纤有限公司 Chinlon 6 section pre-polymerization heating water and saving energy reclaiming system

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Application publication date: 20190226

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