CN105204425A - Method for automatically controlling graphite evaporator - Google Patents
Method for automatically controlling graphite evaporator Download PDFInfo
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- CN105204425A CN105204425A CN201510625181.1A CN201510625181A CN105204425A CN 105204425 A CN105204425 A CN 105204425A CN 201510625181 A CN201510625181 A CN 201510625181A CN 105204425 A CN105204425 A CN 105204425A
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- air pressure
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/16—Plc to applications
- G05B2219/163—Domotique, domestic, home control, automation, smart, intelligent house
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Emergency Alarm Devices (AREA)
- Air Conditioning Control Device (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a method for automatically controlling a graphite evaporator. A pressure detection module, a temperature detection module and a humidity detection module can detect the air pressure, the temperature and the humidity of the interior of a graphite evaporator shell respectively and transmit the air pressure, the temperature and the humidity to a PLC; the PLC compares and judges the air pressure, the temperature and the humidity, and the corresponding parts are correspondingly adjusted. According to the method, the air pressure, the temperature and the humidity of the interior of the graphite evaporator shell are detected, hence, a graphite block inside the graphite evaporator can be prevented from skewing, accidents like explosion caused by the air pressure, the temperature and the humidity of the graphite evaporator can be avoided more effectively, the safety of the graphite evaporator is effectively improved, and the effects of protecting equipment and prolonging the service life of the equipment are achieved to a certain extent.
Description
Technical field
The present invention relates to graphite evaporator field, especially a kind of automatic control system of graphite evaporator and method.
Background technology
In industries such as phosphorous chemical industry, titanium white, chemical fertilizer, fine chemistry industry, the disposal of three wastes, use evaporation equipment in a large number.In graphite evaporator, steam enters in graphite evaporator housing by steam inlet, the air pressure of enclosure interior can be caused too high and have an accident, or the air pressure at each position is uneven and cause enclosure interior graphite block to offset, graphite evaporator such as also may to be blasted because internal temperature is too high at the peril, if humidity is too high in graphite evaporator, then which parts of graphite evaporator possibility are out of joint, if graphite steamer works on again, continue logical steam again, then very likely there is security incident, therefore, an automatic control system is needed to monitor the inner parameters of graphite evaporator, and corresponding adjustment is made to it.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, a kind of graphite block of graphite evaporator inside that can prevent is provided to offset, the autocontrol method of a kind of graphite evaporator preventing graphite evaporator from blasting because of the problem of air pressure, temperature and humidity.
The technical solution used in the present invention is as follows:
An autocontrol method for graphite evaporator, is characterized in that, it comprises the following steps:
Step 1: the power switch opening the automatic control system of graphite evaporator and graphite evaporator successively;
Step 2: air pressure detection module detects the air pressure at each electronic valve place, and be separately converted to air pressure digital signal transfers to PLC;
Step 3: temperature detecting module detects the temperature at each electronic valve place, and be converted into temperature digital signal transmission to PLC;
Step 4: humidity module detects the humidity at each electronic valve place, and be converted into humidity digital signal transfers to PLC;
Step 5:PLC receives each air pressure digital signal, if P<0.4MPa, the atmospheric pressure value of each steam inlet is carried out portraitlandscape compare between two, air pressure executive signal 5 is transmitted to fine setting module, the electronic valve at the little place of described fine setting module controlling value is opened greatly, the electronic valve of value general goal turns down, that is: PLC by the atmospheric pressure value at the upper left quarter electronic valve place of longitudinal direction compared with the atmospheric pressure value at lower left quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, the electronic valve of controlling value general goal turns down, and longitudinal right side with it in like manner; PLC is by the atmospheric pressure value at the upper left quarter electronic valve place of transverse direction compared with the atmospheric pressure value at upper right quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, and the electronic valve of controlling value general goal turns down, horizontal downside with it in like manner,
If there is 0.4MPa≤P<0.5MPa, then transmit air pressure executive signal 1 to fine setting module, if 0.5MPa≤P<0.55MPa, then finely tune module and transmit air pressure executive signal 2, if P >=0.55MPa, then transmit alerting signal and air pressure executive signal 3 respectively to alarm module and fine setting module; After fine setting module performs air pressure executive signal 1 or 2, if T≤-70 DEG C, then transmit air pressure executive signal 4 to fine setting module;
PLC receives each temperature digital signal, if 400 DEG C≤T<450 DEG C, then transmit temperature executive signal 1 to fine setting module, if 450 DEG C≤T<480 DEG C, then transmit temperature executive signal 2 to fine setting module, if T >=480 DEG C, then transmit alerting signal and temperature executive signal 3 respectively to alarm module and fine setting module;
PLC receives each humidity digital signal, if 85%≤RH<95%, then transmits humidity executive signal 1 to fine setting module, if RH >=95%, then transmits alerting signal and humidity executive signal 2 respectively to alarm module and fine setting module;
Step 6: described fine setting module receives air pressure executive signal 1,4 or 5, temperature executive signal 1 and humidity executive signal 1, and the electronic valve controlling corresponding steam inlet is opened large or is turned down;
Receive air pressure executive signal 2 and temperature executive signal 2, and the electronic valve controlling steam (vapor) outlet (16) is opened greatly;
Receive air pressure executive signal 3, temperature executive signal 3 and humidity executive signal 2, and control the opening and closing valve closing of charging aperture (1) and steam inlet (6) successively;
Step 7: alarm module receives alerting signal, starts alarm and sends early warning.
The control system of the autocontrol method of this graphite evaporator; it comprises air pressure detection module, temperature detecting module, humidity detecting module, alarm module, PLC and fine setting module; described air pressure detection module for detecting the air pressure P in housing (8), and is converted to air pressure digital signal and is passed to PLC; Described temperature detecting module for detecting the temperature T in housing (8), and is converted to temperature digital signal transmission to PLC; Described humidity detecting module for detecting the humidity RH in housing (8), and is converted to humidity digital signal transfers to PLC;
PLC receives each digital signal, if judge 0.4MPa≤P<0.5MPa, then transmit air pressure executive signal 001 to fine setting module, if 0.5MPa≤P<0.55MPa, then finely tune module and transmit air pressure executive signal 002, if P >=0.55MPa, then transmit alerting signal and air pressure executive signal 003 respectively to alarm module and fine setting module; If 400 DEG C≤T<450 DEG C, then transmit temperature executive signal 101 to fine setting module, if 450 DEG C≤T<480 DEG C, then transmit temperature executive signal 102 to fine setting module, if T >=480 DEG C, then transmit alerting signal and temperature executive signal 103 respectively to alarm module and fine setting module; If 85%≤RH<95%, then transmit humidity executive signal 201 to fine setting module, if RH >=95%, then transmit alerting signal and humidity executive signal 202 respectively to alarm module and fine setting module; After fine setting module performs air pressure executive signal 1 or 2, if T≤-70 DEG C, then transmit air pressure executive signal 4 to fine setting module;
Described fine setting module, comprise the electronic valve being located at steam inlet (5) and steam (vapor) outlet (7) place, and the opening and closing valve of material feeding mouth (1) and steam channel mouth (20), for receiving air pressure executive signal 001, temperature executive signal 101 and humidity executive signal 201, and the electronic valve controlling corresponding steam inlet turns down; Receive air pressure executive signal 004, and the electronic valve controlling corresponding steam inlet is opened greatly; Receive air pressure executive signal 002 and temperature executive signal 102, and the electronic valve controlling steam (vapor) outlet (7) is opened greatly; Receive air pressure executive signal 003, temperature executive signal 103 and humidity executive signal 202, and control the opening and closing valve closing of material feeding mouth (1) and steam inlet (5) successively.
Further, be provided with steam inlet (5) respectively at the upper left quarter of graphite evaporator housing (8), lower left quarter, upper right quarter, right lower quadrant place, described each steam inlet (5) is provided with electronic valve and original state is half open and-shut mode.
Further, described air pressure detection module comprises is located at each steam inlet (5) respectively just to the positive top of the steam diverter (6) at place or the baroceptor at positive bottom place, described baroceptor is superhigh temperature baroceptor, for detecting the air pressure at each electronic valve place, and be converted into corresponding digital signal transfers to PLC; Described temperature detecting module comprises the temperature sensor being located at each electronic valve place, for detecting the temperature at each electronic valve place, and is converted into corresponding digital signal transfers to PLC; Described humidity detecting module comprises the humidity sensor being located at each electronic valve place, for detecting the humidity at each electronic valve place, and is converted into corresponding digital signal transfers to PLC.
Further, described PLC receives each air pressure digital signal, if P<0.4MPa, the atmospheric pressure value of each steam inlet (5) is carried out portraitlandscape compare between two, air pressure executive signal 5 is transmitted to fine setting module, the electronic valve at the little place of described fine setting module controlling value is opened greatly, the electronic valve of value general goal turns down, that is: PLC by the atmospheric pressure value at the upper left quarter electronic valve place of longitudinal direction compared with the atmospheric pressure value at lower left quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, the electronic valve of controlling value general goal turns down, and longitudinal right side with it in like manner; PLC is by the atmospheric pressure value at the upper left quarter electronic valve place of transverse direction compared with the atmospheric pressure value at upper right quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, and the electronic valve of controlling value general goal turns down, and horizontal downside with it in like manner.
Further, described alarm module is provided with alarm, and described alarm module receives alerting signal, starts alarm.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
Whether the air pressure that 1, can detect graphite evaporator enclosure interior reaches its air pressure upper range that can bear, and makes corresponding adjustment to it;
2, graphite evaporator enclosure interior air pressure can be detected whether balance, if imbalance makes corresponding adjustment to it, prevent graphite block from producing skew;
3, the temperature of graphite evaporator enclosure interior can be detected, when after temperature over-range, corresponding adjustment is made to it;
4, the humidity of graphite evaporator enclosure interior can be detected, after humidity transfinites, corresponding adjustment is made to it.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of a kind of graphite evaporator for evaporation and concentration of the present invention.
Fig. 2 is the automatic controlling system schematic diagram of a kind of graphite evaporator for evaporation and concentration of the present invention.
Mark in figure: 1 is material discharging opening, and 2 is pressure spring, and 3 is upper cover, and 4 is upper sealing plate, 5 is steam inlet, and 6 is steam diverter, and 7 is steam (vapor) outlet, and 8 is housing, 9 is steam distributor, and 10 is baffle, and 11 is pull bar, 12 is sewage draining exit, and 13 is resistance to erosion portion, and 14 is material feeding mouth, 15 is low head, and 16 is lower shoe, and 17 is condensed fluid import, 18 is condensate outlet, and 19 is graphite heat exchange block, and 20 is steam channel mouth.
Embodiment
All features disclosed in this instructions, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this instructions (comprising any accessory claim, summary), unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
As shown in Figure 1, a kind of autocontrol method of graphite evaporator, is characterized in that, it comprises the following steps:
Step 1: the power switch opening the automatic control system of graphite evaporator and graphite evaporator successively;
Step 2: air pressure detection module detects the air pressure at each electronic valve place, and be separately converted to air pressure digital signal transfers to PLC;
Step 3: temperature detecting module detects the temperature at each electronic valve place, and be converted into temperature digital signal transmission to PLC;
Step 4: humidity module detects the humidity at each electronic valve place, and be converted into humidity digital signal transfers to PLC;
Step 5:PLC receives each air pressure digital signal, if P<0.4MPa, the atmospheric pressure value of each steam inlet is carried out portraitlandscape compare between two, air pressure executive signal 5 is transmitted to fine setting module, the electronic valve at the little place of described fine setting module controlling value is opened greatly, the electronic valve of value general goal turns down, that is: PLC by the atmospheric pressure value at the upper left quarter electronic valve place of longitudinal direction compared with the atmospheric pressure value at lower left quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, the electronic valve of controlling value general goal turns down, and longitudinal right side with it in like manner; PLC is by the atmospheric pressure value at the upper left quarter electronic valve place of transverse direction compared with the atmospheric pressure value at upper right quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, and the electronic valve of controlling value general goal turns down, horizontal downside with it in like manner,
If there is 0.4MPa≤P<0.5MPa, then transmit air pressure executive signal 1 to fine setting module, if 0.5MPa≤P<0.55MPa, then finely tune module and transmit air pressure executive signal 2, if P >=0.55MPa, then transmit alerting signal and air pressure executive signal 3 respectively to alarm module and fine setting module; After fine setting module performs air pressure executive signal 1 or 2, if T≤-70 DEG C, then transmit air pressure executive signal 4 to fine setting module;
PLC receives each temperature digital signal, if 400 DEG C≤T<450 DEG C, then transmit temperature executive signal 1 to fine setting module, if 450 DEG C≤T<480 DEG C, then transmit temperature executive signal 2 to fine setting module, if T >=480 DEG C, then transmit alerting signal and temperature executive signal 3 respectively to alarm module and fine setting module;
PLC receives each humidity digital signal, if 85%≤RH<95%, then transmits humidity executive signal 1 to fine setting module, if RH >=95%, then transmits alerting signal and humidity executive signal 2 respectively to alarm module and fine setting module;
Step 6: described fine setting module receives air pressure executive signal 1,4 or 5, temperature executive signal 1 and humidity executive signal 1, and the electronic valve controlling corresponding steam inlet is opened large or is turned down;
Receive air pressure executive signal 2 and temperature executive signal 2, and the electronic valve controlling steam (vapor) outlet (16) is opened greatly;
Receive air pressure executive signal 3, temperature executive signal 3 and humidity executive signal 2, and control the opening and closing valve closing of charging aperture (1) and steam inlet (6) successively;
Step 7: alarm module receives alerting signal, starts alarm and sends early warning.
The control system of the autocontrol method of this graphite evaporator; it comprises air pressure detection module, temperature detecting module, humidity detecting module, alarm module, PLC and fine setting module; described air pressure detection module for detecting the air pressure P in housing (8), and is converted to air pressure digital signal and is passed to PLC; Described temperature detecting module for detecting the temperature T in housing (8), and is converted to temperature digital signal transmission to PLC; Described humidity detecting module for detecting the humidity RH in housing (8), and is converted to humidity digital signal transfers to PLC;
PLC receives each digital signal, if judge 0.4MPa≤P<0.5MPa, then transmit air pressure executive signal 001 to fine setting module, if 0.5MPa≤P<0.55MPa, then finely tune module and transmit air pressure executive signal 002, if P >=0.55MPa, then transmit alerting signal and air pressure executive signal 003 respectively to alarm module and fine setting module; If 400 DEG C≤T<450 DEG C, then transmit temperature executive signal 101 to fine setting module, if 450 DEG C≤T<480 DEG C, then transmit temperature executive signal 102 to fine setting module, if T >=480 DEG C, then transmit alerting signal and temperature executive signal 103 respectively to alarm module and fine setting module; If 85%≤RH<95%, then transmit humidity executive signal 201 to fine setting module, if RH >=95%, then transmit alerting signal and humidity executive signal 202 respectively to alarm module and fine setting module; After fine setting module performs air pressure executive signal 1 or 2, if T≤-70 DEG C, then transmit air pressure executive signal 4 to fine setting module;
Comprise the electronic valve being located at steam inlet (5) and steam (vapor) outlet (7) place, and the opening and closing valve of material feeding mouth (1) and steam channel mouth (20), for receiving air pressure executive signal 001, temperature executive signal 101 and humidity executive signal 201, and the electronic valve controlling corresponding steam inlet turns down; Receive air pressure executive signal 004, and the electronic valve controlling corresponding steam inlet is opened greatly; Receive air pressure executive signal 002 and temperature executive signal 102, and the electronic valve controlling steam (vapor) outlet (7) is opened greatly; Receive air pressure executive signal 003, temperature executive signal 103 and humidity executive signal 202, and control the opening and closing valve closing of material feeding mouth (1) and steam inlet (5) successively.
Be provided with steam inlet (5) respectively at the upper left quarter of graphite evaporator housing (8), lower left quarter, upper right quarter, right lower quadrant place, described each steam inlet (5) is provided with electronic valve and original state is half open and-shut mode.
Described air pressure detection module comprises is located at each steam inlet (5) respectively just to the positive top of the steam diverter (6) at place or the baroceptor at positive bottom place, described baroceptor is superhigh temperature baroceptor, for detecting the air pressure at each electronic valve place, and be converted into corresponding digital signal transfers to PLC; Described temperature detecting module comprises the temperature sensor being located at each electronic valve place, for detecting the temperature at each electronic valve place, and is converted into corresponding digital signal transfers to PLC; Described humidity detecting module comprises the humidity sensor being located at each electronic valve place, for detecting the humidity at each electronic valve place, and is converted into corresponding digital signal transfers to PLC.
Described PLC receives each air pressure digital signal, if P<0.4MPa, the atmospheric pressure value of each steam inlet (5) is carried out portraitlandscape compare between two, air pressure executive signal 5 is transmitted to fine setting module, the electronic valve at the little place of described fine setting module controlling value is opened greatly, the electronic valve of value general goal turns down, that is: PLC by the atmospheric pressure value at the upper left quarter electronic valve place of longitudinal direction compared with the atmospheric pressure value at lower left quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, the electronic valve of controlling value general goal turns down, and longitudinal right side with it in like manner; PLC is by the atmospheric pressure value at the upper left quarter electronic valve place of transverse direction compared with the atmospheric pressure value at upper right quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, and the electronic valve of controlling value general goal turns down, and horizontal downside with it in like manner.
Described alarm module is provided with alarm, and described alarm module receives alerting signal, starts alarm.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (1)
1. an autocontrol method for graphite evaporator, is characterized in that, it comprises the following steps:
Step 1: the power switch opening the automatic control system of graphite evaporator and graphite evaporator successively;
Step 2: air pressure detection module detects the air pressure at each electronic valve place, and be separately converted to air pressure digital signal transfers to PLC;
Step 3: temperature detecting module detects the temperature at each electronic valve place, and be converted into temperature digital signal transmission to PLC;
Step 4: humidity module detects the humidity at each electronic valve place, and be converted into humidity digital signal transfers to PLC;
Step 5:PLC receives each air pressure digital signal, if P<0.4MPa, the atmospheric pressure value of each steam inlet is carried out portraitlandscape compare between two, air pressure executive signal 5 is transmitted to fine setting module, the electronic valve at the little place of described fine setting module controlling value is opened greatly, the electronic valve of value general goal turns down, that is: PLC by the atmospheric pressure value at the upper left quarter electronic valve place of longitudinal direction compared with the atmospheric pressure value at lower left quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, the electronic valve of controlling value general goal turns down, and longitudinal right side with it in like manner; PLC is by the atmospheric pressure value at the upper left quarter electronic valve place of transverse direction compared with the atmospheric pressure value at upper right quarter electronic valve place, and the electronic valve controlling the little place of atmospheric pressure value is opened greatly, and the electronic valve of controlling value general goal turns down, horizontal downside with it in like manner,
If there is 0.4MPa≤P<0.5MPa, then transmit air pressure executive signal 1 to fine setting module, if 0.5MPa≤P<0.55MPa, then finely tune module and transmit air pressure executive signal 2, if P >=0.55MPa, then transmit alerting signal and air pressure executive signal 3 respectively to alarm module and fine setting module; After fine setting module performs air pressure executive signal 1 or 2, if T≤-70 DEG C, then transmit air pressure executive signal 4 to fine setting module;
PLC receives each temperature digital signal, if 400 DEG C≤T<450 DEG C, then transmit temperature executive signal 1 to fine setting module, if 450 DEG C≤T<480 DEG C, then transmit temperature executive signal 2 to fine setting module, if T >=480 DEG C, then transmit alerting signal and temperature executive signal 3 respectively to alarm module and fine setting module;
PLC receives each humidity digital signal, if 85%≤RH<95%, then transmits humidity executive signal 1 to fine setting module, if RH >=95%, then transmits alerting signal and humidity executive signal 2 respectively to alarm module and fine setting module;
Step 6: described fine setting module receives air pressure executive signal 1,4 or 5, temperature executive signal 1 and humidity executive signal 1, and the electronic valve controlling corresponding steam inlet is opened large or is turned down;
Receive air pressure executive signal 2 and temperature executive signal 2, and the electronic valve controlling steam (vapor) outlet (16) is opened greatly;
Receive air pressure executive signal 3, temperature executive signal 3 and humidity executive signal 2, and control the opening and closing valve closing of charging aperture (1) and steam inlet (6) successively;
Step 7: alarm module receives alerting signal, starts alarm and sends early warning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510625181.1A CN105204425B (en) | 2015-09-28 | 2015-09-28 | A kind of autocontrol method of graphite evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510625181.1A CN105204425B (en) | 2015-09-28 | 2015-09-28 | A kind of autocontrol method of graphite evaporator |
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| Publication Number | Publication Date |
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| CN105204425A true CN105204425A (en) | 2015-12-30 |
| CN105204425B CN105204425B (en) | 2018-07-13 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5419810A (en) * | 1991-05-02 | 1995-05-30 | Buss Ag | Thin-film evaporator made of a corrosion resistant material |
| US20050229856A1 (en) * | 2004-04-20 | 2005-10-20 | Malik Roger J | Means and method for a liquid metal evaporation source with integral level sensor and external reservoir |
| CN202205071U (en) * | 2011-08-12 | 2012-04-25 | 启东神农机械有限公司 | Control cabinet of evaporator |
| CN103433266A (en) * | 2013-03-31 | 2013-12-11 | 香港优华环保设备有限公司 | Intelligent reaction kettle equipment system for industrial wastes |
| CN203816237U (en) * | 2014-03-19 | 2014-09-10 | 常州泰特环境设备工程有限公司 | Graphite evaporator for evaporation and concentration |
| CN104350342A (en) * | 2012-06-14 | 2015-02-11 | 阿尔法拉瓦尔股份有限公司 | System and method for dynamic control of evaporator |
-
2015
- 2015-09-28 CN CN201510625181.1A patent/CN105204425B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5419810A (en) * | 1991-05-02 | 1995-05-30 | Buss Ag | Thin-film evaporator made of a corrosion resistant material |
| US20050229856A1 (en) * | 2004-04-20 | 2005-10-20 | Malik Roger J | Means and method for a liquid metal evaporation source with integral level sensor and external reservoir |
| CN202205071U (en) * | 2011-08-12 | 2012-04-25 | 启东神农机械有限公司 | Control cabinet of evaporator |
| CN104350342A (en) * | 2012-06-14 | 2015-02-11 | 阿尔法拉瓦尔股份有限公司 | System and method for dynamic control of evaporator |
| CN103433266A (en) * | 2013-03-31 | 2013-12-11 | 香港优华环保设备有限公司 | Intelligent reaction kettle equipment system for industrial wastes |
| CN203816237U (en) * | 2014-03-19 | 2014-09-10 | 常州泰特环境设备工程有限公司 | Graphite evaporator for evaporation and concentration |
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| CN105204425B (en) | 2018-07-13 |
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Effective date of registration: 20180605 Address after: 243000 2, 1669 north section of Huo Li Shan Road, Ma'anshan high tech Zone, Anhui Applicant after: Ma'an Mountain Niu Ze science service Co., Ltd Address before: 610000 Sichuan Chengdu Wuhou District Longmen Lane 6 1 Building 2 unit 12 Applicant before: Xia Jinchu |
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Effective date of registration: 20201106 Address after: No. 108, Xingyuan South Road, Xiayuan Town, Rugao City, Nantong City, Jiangsu Province, 226500 Patentee after: Nantong Runzhong Graphite Equipment Co., Ltd Address before: 243000 Anhui city of Ma'anshan province high tech Zone at 1669 North Road Huo sparkle Building No. 2 Patentee before: MAANSHAN NIUZE TECHNOLOGY SERVICE Co.,Ltd. |