CN112111792A - Automatic control system for viscose temperature - Google Patents
Automatic control system for viscose temperature Download PDFInfo
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- CN112111792A CN112111792A CN202010916323.0A CN202010916323A CN112111792A CN 112111792 A CN112111792 A CN 112111792A CN 202010916323 A CN202010916323 A CN 202010916323A CN 112111792 A CN112111792 A CN 112111792A
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- viscose
- hot water
- temperature
- barrel
- automatic control
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention provides an automatic control system for viscose temperature, in particular to the field of automation devices, which comprises a viscose heat exchange system, wherein viscose passes through the viscose heat exchange system before entering a defoaming barrel after a curing process; the viscose heat exchange system consists of a hot water barrel, a plate type heat exchanger and a hot water circulating pump; hot water in the hot water barrel is heated through an external steam pipeline, and the hot water circularly flows between the hot water barrel and the plate heat exchanger through a hot water circulating pump; and the opening degree of the steam valve is adjusted by setting the glue temperature output, the water temperature in the hot water barrel can be increased or decreased, and the glue temperature is ensured to be constant through the heat exchange between water and glue in the plate heat exchanger. The invention can stabilize the viscose quality, ensure the viscose temperature, reduce viscose bubbles and avoid the loss of yield and quality.
Description
Technical Field
The invention belongs to the field of automation devices, and particularly relates to an automatic viscose temperature control system.
Background
The defoaming process is an important link in the viscose production process. The quality of the defoaming effect of the viscose is directly related to the spinning forming, and the quality of the finished product is further influenced. With the great improvement of the production capacity, more glue storage is required to ensure the production. A large amount of stored glue needs to be cooled before being cured so as to avoid excessive curing, but the glue temperature is still low when the glue reaches a defoaming procedure after being cured, the low-temperature glue is not beneficial to defoaming, and at present, a glue heating system is not arranged before defoaming, all regulating valves entering a vacuum system of a defoaming barrel are controlled by hand valves and cannot be automatically controlled and regulated, so that the spinning glue temperature cannot be timely regulated when the production and public works fluctuate, the defoaming temperature difference fluctuation is large, the spinning glue temperature is suddenly high and suddenly low, the spinnability is influenced, the spinning forming is difficult, and the number of finished product defects is obviously increased.
Disclosure of Invention
The invention aims to provide an automatic viscose temperature control system which can stabilize viscose quality, ensure viscose temperature, reduce viscose bubbles and avoid yield and quality loss.
The invention provides the following technical scheme:
an automatic viscose temperature control system comprises a viscose heat exchange system, wherein viscose passes through the viscose heat exchange system before entering a defoaming barrel after a curing process; the viscose heat exchange system consists of a hot water barrel, a plate type heat exchanger and a hot water circulating pump;
hot water in the hot water barrel is heated through an external steam pipeline, and the hot water circularly flows between the hot water barrel and the plate heat exchanger through a hot water circulating pump;
and the opening degree of the steam valve is adjusted by setting the glue temperature output, the water temperature in the hot water barrel can be increased or decreased, and the glue temperature is ensured to be constant through the heat exchange between water and glue in the plate heat exchanger.
Preferably, the regulating valve of the vacuum system of the defoaming barrel is controlled and regulated by a vacuum self-control regulating valve;
preferably, the vacuum self-control regulating valve is installed on a vacuum pipeline of the defoaming barrel, the self-control valve is interlocked with the glue temperature at the outlet of the defoaming barrel, and the control on the defoaming temperature difference can be realized by setting the opening of the glue temperature self-regulating valve;
preferably, the defoaming barrel is provided with an on-site differential pressure type liquid level meter and a radar liquid level meter for displaying data of the radar liquid level meter on a DCS control page.
Preferably, a viscose buffer storage tank with a stirring device is arranged between the back of the defoaming barrel and the tank filter, and a self-control valve capable of displaying the opening degree of the valve on a DCS is adopted as a glue inlet valve of the buffer storage tank.
The invention has the beneficial effects that:
the viscose after the curing process is heated by a heat exchange system and then enters a defoaming barrel, so that the defoaming effect is ensured, the opening of the valve is automatically adjusted according to the set viscose temperature to realize the control of the defoaming temperature difference, and the temperature of the spinning viscose reaches the standard; the viscose buffer storage tank with stirring is added, so that the deaeration condition can be conveniently checked, the glue supply flow and quality are stabilized, and the loss of yield and quality caused by wire drawing is avoided; the system has the advantages of low investment, high cost performance, reliable operation, convenient maintenance and improvement on the quality of viscose glue.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a block diagram of the present invention.
Detailed Description
As shown in fig. 1, an automatic control system for the temperature of viscose comprises a viscose heat exchange system, the viscose must pass through the viscose heat exchange system before entering a defoaming barrel through a ripening process, the viscose heat exchange system consists of a hot water barrel, a plate heat exchanger and a hot water circulating pump, hot water in the hot water barrel is heated through an external steam pipeline, and the flow of the steam pipeline is controlled by an automatic control valve according to the set glue temperature and the water temperature. Hot water circularly flows between the hot water barrel and the plate heat exchanger through a hot water circulating pump, so that the effect of heating the viscose is achieved, and the viscose inlet temperature of the defoaming barrel is ensured to reach the standard; the automatic control system of viscose temperature, debubbling bucket vacuum system governing valve adopt automatic valve control and regulation, and the automatic control governing valve in vacuum is installed on the vacuum pipeline of debubbling bucket, and the automatic control valve is interlocked with the defoaming bucket export gluey temperature, realizes the control to the deaeration difference in temperature according to setting for gluey temperature self-control governing valve door opening. Viscose temperature automatic control system, defoaming bucket still are equipped with a radar level gauge when installing a scene differential pressure level gauge, control the page at DCS and show radar level gauge data. An automatic viscose temperature control system is characterized in that a viscose buffer storage tank with stirring is arranged between the back of a defoaming barrel and a tank type filter, a viscose inlet valve of the buffer storage tank is controlled by an automatic control valve, and the opening degree of the valve is displayed on a DCS (distributed control system).
As shown in fig. 1, the viscose must pass through a viscose heat exchange system before entering the deaeration tank after a ripening process, the viscose heat exchange system is composed of a hot water tank, a plate heat exchanger and a hot water circulating pump, hot water in the hot water tank is heated by an external steam pipeline, and the flow of the steam pipeline is controlled by an automatic control valve according to the set glue temperature and water temperature. And hot water circularly flows between the hot water tank and the plate heat exchanger through the hot water circulating pump, so that the purpose of heating the viscose is achieved, the glue inlet temperature of the defoaming tank is guaranteed to reach the standard, and a good defoaming effect is realized.
The automatic control system for viscose temp. is characterized by that the regulating valve of vacuum system of defoaming barrel is controlled and regulated by automatic valve, the vacuum automatic control regulating valve is mounted on the vacuum pipeline of defoaming barrel, and the automatic control valve is interlocked with outlet temp. of defoaming barrel, and according to the set opening of glue temp. automatic regulating valve the interlocking control of defoaming temp. difference can be implemented, so that the labour intensity of operator can be reduced
The automatic viscose temperature control system is characterized in that a defoaming barrel is provided with a radar liquid level meter while an on-site differential pressure type liquid level meter is installed in the defoaming barrel, and data of the radar liquid level meter is displayed on a DCS control page, so that the situation that the differential pressure type liquid level meter is distorted in a high vacuum state to cause viscose to generate bubbles and influence spinnability is avoided;
the automatic viscose temperature control system is characterized in that a viscose buffer storage tank with stirring is arranged between the back of the deaeration tank and the tank filter, a viscose inlet valve of the buffer storage tank is controlled by an automatic control valve, the opening of the valve is displayed on a DCS (distributed control system), so that the deaeration quality can be conveniently and periodically checked manually, and finished product degradation caused by emergency treatment of bubbles in no way or time when deaeration is abnormal is avoided; meanwhile, the stability of the amount of spinning glue can be ensured, and the yield loss caused by wire drawing between spinning and practicing cars when the problem of deaeration is solved is avoided;
although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. 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. The utility model provides a viscose temperature automatic control system which characterized in that: the defoaming device comprises a viscose heat exchange system, wherein viscose passes through the viscose heat exchange system before entering a defoaming barrel after a curing process; the viscose heat exchange system consists of a hot water barrel, a plate type heat exchanger and a hot water circulating pump;
hot water in the hot water barrel is heated through an external steam pipeline, and the hot water circularly flows between the hot water barrel and the plate heat exchanger through a hot water circulating pump;
and the opening degree of the steam valve is adjusted by setting the glue temperature output, the water temperature in the hot water barrel can be increased or decreased, and the glue temperature is ensured to be constant through the heat exchange between water and glue in the plate heat exchanger.
2. The automatic control system for viscose temperature according to claim 1, characterized in that: the adjusting valve of the vacuum system of the deaeration tank adopts a vacuum automatic control adjusting valve to control and adjust.
3. The automatic control system for viscose temperature according to claim 2, characterized in that: the vacuum automatic control regulating valve is arranged on a vacuum pipeline of the defoaming barrel, the automatic control valve is interlocked with the glue temperature at the outlet of the defoaming barrel, and the control on the defoaming temperature difference can be realized by setting the opening of the glue temperature automatic regulating valve.
4. The automatic control system for viscose temperature according to claim 1, characterized in that: the defoaming barrel is provided with an on-site differential pressure type liquid level meter and a radar liquid level meter for DCS to control the page to display the data of the radar liquid level meter.
5. The automatic control system for viscose temperature according to claim 4, characterized in that: a viscose buffer storage tank with a stirring device is arranged between the defoaming barrel and the tank filter, and a rubber inlet valve of the buffer storage tank adopts an automatic control valve capable of displaying the opening degree of the valve on a DCS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916323.0A CN112111792A (en) | 2020-09-03 | 2020-09-03 | Automatic control system for viscose temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010916323.0A CN112111792A (en) | 2020-09-03 | 2020-09-03 | Automatic control system for viscose temperature |
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| CN112111792A true CN112111792A (en) | 2020-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010916323.0A Pending CN112111792A (en) | 2020-09-03 | 2020-09-03 | Automatic control system for viscose temperature |
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Citations (10)
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|---|---|---|---|---|
| CN102101890A (en) * | 2010-12-28 | 2011-06-22 | 成都丽雅纤维股份有限公司 | Post dissolution process of viscose |
| CN202166175U (en) * | 2011-07-26 | 2012-03-14 | 中瑞新源能源科技（天津）有限公司 | Water-cooled air compressor cold parallel connection heat recovery system |
| CN202576677U (en) * | 2012-02-17 | 2012-12-05 | 杭州奥通科技有限公司 | Silicon nitrogen serial flame-retardant viscose staple fiber production line |
| CN202809016U (en) * | 2012-09-13 | 2013-03-20 | 湖北金环股份有限公司 | Viscose continuous defoaming device |
| CN102393691B (en) * | 2011-09-27 | 2013-12-11 | 宜宾海丝特纤维有限责任公司 | Automatic control system in production of short fiber stock solution viscose |
| CN204757443U (en) * | 2015-06-24 | 2015-11-11 | 唐山三友集团兴达化纤有限公司 | Viscose degasification refrigeration cycle water cooling system |
| CN106702512A (en) * | 2016-12-08 | 2017-05-24 | 陕西高新实业有限公司 | Preparation method of poly[bis(methoxyethoxy)phosphazene] blended modified viscose fiber |
| CN206706117U (en) * | 2017-03-17 | 2017-12-05 | 南昌大学 | A kind of full-automatic temperature-controlling malate dehydrogenase reforming unit |
| CN209470582U (en) * | 2018-12-18 | 2019-10-08 | 上海丰律流体技术有限公司 | A kind of instant heating type plate heat exchanger unit of steam-water |
| CN209722299U (en) * | 2019-03-11 | 2019-12-03 | 大连永光科技有限公司 | Water bath heating system |
-
2020
- 2020-09-03 CN CN202010916323.0A patent/CN112111792A/en active Pending
Patent Citations (10)
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|---|---|---|---|---|
| CN102101890A (en) * | 2010-12-28 | 2011-06-22 | 成都丽雅纤维股份有限公司 | Post dissolution process of viscose |
| CN202166175U (en) * | 2011-07-26 | 2012-03-14 | 中瑞新源能源科技（天津）有限公司 | Water-cooled air compressor cold parallel connection heat recovery system |
| CN102393691B (en) * | 2011-09-27 | 2013-12-11 | 宜宾海丝特纤维有限责任公司 | Automatic control system in production of short fiber stock solution viscose |
| CN202576677U (en) * | 2012-02-17 | 2012-12-05 | 杭州奥通科技有限公司 | Silicon nitrogen serial flame-retardant viscose staple fiber production line |
| CN202809016U (en) * | 2012-09-13 | 2013-03-20 | 湖北金环股份有限公司 | Viscose continuous defoaming device |
| CN204757443U (en) * | 2015-06-24 | 2015-11-11 | 唐山三友集团兴达化纤有限公司 | Viscose degasification refrigeration cycle water cooling system |
| CN106702512A (en) * | 2016-12-08 | 2017-05-24 | 陕西高新实业有限公司 | Preparation method of poly[bis(methoxyethoxy)phosphazene] blended modified viscose fiber |
| CN206706117U (en) * | 2017-03-17 | 2017-12-05 | 南昌大学 | A kind of full-automatic temperature-controlling malate dehydrogenase reforming unit |
| CN209470582U (en) * | 2018-12-18 | 2019-10-08 | 上海丰律流体技术有限公司 | A kind of instant heating type plate heat exchanger unit of steam-water |
| CN209722299U (en) * | 2019-03-11 | 2019-12-03 | 大连永光科技有限公司 | Water bath heating system |
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| 杨晓新: "《动力工程实训教程》", 31 July 2008 * |
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Application publication date: 20201222 |