CN104009589B - A kind of evaporative cooling medium leakage monitoring processes system - Google Patents
A kind of evaporative cooling medium leakage monitoring processes system Download PDFInfo
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Abstract
The invention discloses a kind of evaporative cooling medium leakage monitoring and process system, including media monitoring device and media processing apparatus, media monitoring device includes oxygen sampling box, cooling medium sampling box, sampling tube and monitor controller, oxygen sampling box and cooling medium sampling box are installed on motor fan housing inwall, and cooling medium sampling box is positioned at below oxygen sampling box；Media processing apparatus includes suction nozzle, pipeline and dielectric film filter processor, and suction nozzle is arranged in motor fan housing, and dielectric film filter processor is arranged on outside motor fan housing, and suction nozzle is connected with dielectric film filter processor by pipeline；Monitor controller and dielectric film filter processor are connected by cable, and oxygen sampling box and cooling medium sampling box are connected with monitor controller respectively through sampling tube.The gaseous cooling medium of too high levels is carried out absorption process by media processing apparatus by the present invention such that it is able to effectively control gaseous cooling medium content in fan housing, the personal safety of safeguard work personnel.
Description
Technical field
The present invention relates to technical field of motors, particularly relate to a kind of evaporative cooling motor stator bar internal cooling dielectric leakage in motor fan housing time monitoring processing system.
Background technology
Motor stator winding is combined by some copper cash rods, and several threads rod is in one group of wire casing being embedded in the stator core built up by stalloy.When motor runs, stator winding and iron core all can generate heat, it is necessary to taken away by the heat energy that stator winding produces by cooling medium.The type of cooling of the stator of existing evaporative cooling motor is: by liquid cooling medium being poured in the hollow conductor of stator winding conductor bars in electrical machines, utilizes the principle of liquid cooling medium vaporization heat absorption to cool down motor stator.
The stator of motor is assemblied in the motor fan housing that armored concrete builds up, and motor run duration fan housing is to close.Owing to the medium in stator bar hollow conductor necessarily participates in the self-loopa process of heat absorption-cooling, the top and bottom of every bar must flow through joint and are connected with whole self-circulation cooling system.
Under normal circumstances, the leakage rate of the cooling medium in hollow stator bar all in allowed band, not entail dangers to personal safety.But, owing to the proportion of cooling medium is far longer than the proportion of air, leak into the gaseous medium in fan housing and can progressively sink to the bottom in fan housing space, if cooling medium steam causes its too high levels through long-time accumulation in fan housing air, will result in anoxia, jeopardize the safety of the staff entering fan housing.In hollow winding bar during the leakage of cooling medium occurrence of large-area, cooling medium steam content in fan housing can increase rapidly, if be just monitored when also not entail dangers to personal safety, and alarm, make staff withdraw rapidly or first take the precautionary measures to list and index fault before entering into motor fan housing, the medium that such as first will leak out carries out absorbing and processing, then can effectively ensure the personal safety of staff.
Publication number is CN1801583; the Chinese patent literature that publication date is on 07 12nd, 2006 discloses the evaporative cooling system monitoring of a kind of generator unit stator and protects control device; including the evaporative cooling chamber contacted with cooling medium equipped with cooling medium and motor stator heater; it is arranged on the condenser on evaporative cooling chamber; dress cooling twice water pipe within the condenser; it is characterized in that: condenser is provided with pressure detecting and releasing unit, pressure detecting and releasing unit and includes pressure transducer, Pressure gauge and gas release valve and gas discharging room；Pressure transducer, Pressure gauge and gas release valve and gas discharging room are contained in condenser overhead；Cooling water pipe is equipped with secondary cooling water flow detection and control unit, secondary cooling water flow detection and control unit include flow transducer or flow detector and adjustment valve, flow transducer or flow detector and adjustment valve is connected to water side or the water inlet end of cooling water pipe；The bar of motor stator is embedded with temperature sensor；The control line of the holding wire of temperature sensor, flow detector or flow transducer and pressure transducer and gas release valve and adjustment valve is connected to controller.
Although cooling twice discharge and steam pressure can be carried out on-line monitoring and adjustment by this patent documentation, but are not directed to monitoring and the process of evaporative cooling medium leakage, it is impossible to the personal safety of safeguard work personnel.
Summary of the invention
For solving above-mentioned technical problem, the present invention proposes a kind of evaporative cooling medium leakage monitoring and processes system, the present invention installs sampling box on motor fan housing inwall circumference, the air sample containing gaseous cooling medium and oxygen collected is delivered in alarm device and is analyzed, process device by cooling medium and the gaseous cooling medium of too high levels is carried out absorption process, thus reducing the content of leakage gaseous cooling medium in fan housing, the personal safety of effective guarantee staff.
The technical solution used in the present invention is:
A kind of evaporative cooling medium leakage monitoring processes system, including media monitoring device and media processing apparatus, it is characterized in that: described media monitoring device includes oxygen sampling box, cooling medium sampling box, sampling tube and monitor controller, oxygen sampling box and cooling medium sampling box are installed on motor fan housing inwall, and cooling medium sampling box is positioned at below oxygen sampling box；Described media processing apparatus includes suction nozzle, pipeline and dielectric film filter processor, and suction nozzle is arranged in motor fan housing, and dielectric film filter processor is arranged on outside motor fan housing, and described suction nozzle is connected with dielectric film filter processor by pipeline；Described monitor controller and dielectric film filter processor are connected by cable, and described oxygen sampling box and cooling medium sampling box are connected with monitor controller respectively through sampling tube；The content of oxygen in motor fan housing, medium steam is analyzed comparing by described media monitoring device, and display alarm signal, distally monitoring system send alarm signal, send control command to media processing apparatus.
Described monitor controller includes sampling air pump, oxygen analyzer, cooling medium analyzer and alarm control module, sampling air pump one end is connected with oxygen sampling box and cooling medium sampling box respectively by sampling tube, the sampling air pump other end is connected with oxygen analyzer, cooling medium analyzer respectively, sampling air pump electrically connects with alarm control module, and oxygen analyzer, cooling medium analyzer all electrically connect with alarm control module.
Described dielectric film filter processor includes air pump, condenser, filter, water tank and catch box, and the air vent of air pump is connected with condenser, and condenser is connected with filter, and filter is connected with water tank, and catch box is connected with condenser and filter respectively.
Described suction nozzle quantity is multiple, is distributed in motor fan housing inwall near ground place, and suction nozzle is connected with air pump by pipeline, and air pump is connected by cable with monitor controller.
Alarm control module in described monitor controller sends to air pump and patrols and examines order, sampling air pump starts, gaseous sample is delivered to oxygen analyzer, cooling medium analyzer by sampling air pump, oxygen content and medium content value are sent to alarm control module by oxygen analyzer, cooling medium analyzer, and alarm control module carries out the too low sound and light alarm of oxygen by after com-parison and analysis, cooling medium exceeds standard light warning, export distant place alarm signal, send air pump on off control signal.
Described alarm control module display oxygen alarm setting value, cooling medium alarm setting value and tunnel condition.
Described oxygen sampling box is distributed on motor fan housing inwall, is 60-170 centimetre from ground level.
Described cooling medium sampling box is distributed on motor fan housing inwall, is 5-60 centimetre from ground level.
Described air pump is compressor or aerator.
The work process of the present invention is as follows:
nullAlarm control module in monitor controller sends to sampling air pump and patrols and examines order，Namely interval sends, to sampling air pump, order of bleeding at preset timed intervals，Sampling air pump starts，Sampling air pump passes through cooling medium sampling box and the sampling tube of oxygen sampling box and the lower section being arranged on motor fan housing inwall circumference and gaseous sample is delivered to monitor controller，The oxygen that will collect in monitor controller、The content of gaseous cooling medium contrasts with default oxygen content value and the gaseous cooling medium content value preset respectively，When gaseous cooling medium content value is higher than the gaseous cooling medium content value preset，Monitor controller display alarm signal，And send control signals to the air pump of dielectric film filter processor，Air pump starts，In motor fan housing, gas is sucked through pipeline by suction nozzle and enters condenser，It is aggregated into liquid within the condenser，After tail gas is then filtered，Exhaustor then through water tank is discharged to outside motor fan housing，In condenser and filter, the liquid medium of coagulation is then back to catch box.When monitor controller patrol and examine the cooling medium content value obtained lower than default cooling medium content value after, monitor controller sends stopping action command to the air pump of dielectric film filter processor, and air pump quits work.
The above-mentioned process of patrolling and examining can effectively control gaseous cooling medium content in motor fan housing, makes oxygen content in motor fan housing relatively sufficient, thus the personal safety of safeguard work personnel.
Beneficial effects of the present invention is mainly manifested in the following aspects:
One, " media monitoring device includes oxygen sampling box, cooling medium sampling box, sampling tube and monitor controller, oxygen sampling box and cooling medium sampling box and is installed on motor fan housing inwall, and cooling medium sampling box is positioned at below oxygen sampling box in employing；Media processing apparatus includes suction nozzle, pipeline and dielectric film filter processor, and suction nozzle is arranged in motor fan housing, and dielectric film filter processor is arranged on outside motor fan housing, and suction nozzle is connected with dielectric film filter processor by pipeline；Monitor controller and dielectric film filter processor are connected by cable, and oxygen sampling box and cooling medium sampling box are connected with monitor controller respectively through sampling tube." such structure; constitute a complete technical scheme; the monitor controller that the gas collected is delivered in media monitoring device is analyzed by oxygen sampling box and cooling medium sampling box respectively through sampling tube; by the dielectric film filter processor in media processing apparatus, the gaseous cooling medium of too high levels is carried out absorption process; thus reducing the content of leakage gaseous cooling medium in motor fan housing, the personal safety of effective guarantee staff.
Two, monitor controller includes sampling air pump, oxygen analyzer, cooling medium analyzer and alarm control module, the content of the gaseous cooling medium that the content of the oxygen that oxygen sampling box can be collected by monitor controller and cooling medium sampling box collect be analyzed and and preset value contrast, judge that in motor fan housing, whether oxygen content is too low, judge whether gaseous cooling medium content content in motor fan housing exceeds standard, if oxygen content is too low or cooling medium content overproof, then sent alarm signal by alarm control module and send control command to media processing apparatus.So, the safety coefficient that staff enters in motor fan housing can be improved.
Three, dielectric film filter processor includes air pump, condenser, filter, water tank and catch box, the air outlet of air pump is connected with condenser, condenser is connected with filter, filter is connected with water tank, catch box is connected with condenser and filter respectively, when in motor fan housing, oxygen content value exceedes default cooling medium content value lower than preset value or cooling medium content value, when startup order is sent to air pump by media monitoring device, air pump starts, in motor fan housing, gas is through suction nozzle, condenser is entered after pipeline and air pump, it is aggregated into liquid within the condenser, after tail gas is then filtered, exhaustor then through water tank enters in the air outside motor fan housing, in condenser and filter, the liquid medium of coagulation is then back to catch box；After oxygen content in motor fan housing is down to default cooling medium content value higher than preset value and cooling medium content value, media monitoring device sends stopping action command to air pump, and media processing apparatus quits work；Said process can effectively control gaseous cooling medium content in motor fan housing, makes oxygen content in motor fan housing relatively sufficient, thus the personal safety of effective guarantee staff.
Four, suction nozzle quantity is multiple, it is distributed in motor fan housing inwall near ground place, as quickly as possible the medium steam in fan housing can be aspirated clean, can guarantee that the fast quick-recovery normal level of oxygen content in fan housing, be conducive to the personal safety of safeguard work personnel in an emergency situation.
Five, by arranging alarm control module in monitor controller, alarm control module can send patrol and examine order to sampling air pump, oxygen analyzer, cooling medium analyzer, alarm control module carries out the too low sound and light alarm of oxygen after carrying out data process, cooling medium exceeds standard sound and light alarm, export distant place alarm signal, send air pump on off control signal such that it is able to reduce the operational danger of staff to greatest extent.
Six, alarm control module can show oxygen alarm setting value, cooling medium alarm setting value and tunnel condition, so that staff just can take the corresponding precautionary measures, fault of listing and indexing, the personal safety of further safeguard work personnel before entering into motor fan housing.
Seven, oxygen sampling box is distributed on motor fan housing inwall, and oxygen sampling box is 60-170 centimetre from ground level, to adapt to the height of people, is more conducive to ensure personal safety, and more convenient staff safeguards.
Eight, cooling medium sampling box is distributed on motor fan housing inwall, it is 5-60 centimetre from ground level, the density of cooling medium is higher than the density of air, the lowest point of confined space can be deposited to gradually after leaking, the setting height(from bottom) of cooling medium sampling box is from 5-60 centimetre of ground, it is possible to ensure that the monitoring of medium steam content is sensitiveer.
Nine, air pump is compressor or aerator, and job stability is high, safeguards and changes conveniently.
Accompanying drawing explanation
Below in conjunction with specification drawings and specific embodiments, the present invention being described in further detail, figure cathetus represents connecting line, and the connecting line with arrow represents that electrical equipment connects, wherein:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation of the monitor controller of the present invention；
Fig. 3 is the structural representation of present media recycling device；
Fig. 4 is the operation principle block diagram of monitor controller of the present invention；
Fig. 5 is the structural representation of the embodiment of the present invention 5 medium recycling device；
Labelling in figure: 1, motor fan housing, 2, oxygen sampling box, 3, cooling medium sampling box, 4, sampling tube, 5, monitor controller, 6, pipeline, 7, suction nozzle, 8, dielectric film filter processor, 9, cable, 10, sampling air pump, 11, oxygen analyzer, 12, cooling medium analyzer, 13, alarm control module, 14, air pump, 15, condenser, 16, filter, 17, water tank, 18, catch box, 19, exhaustor, 20, valve, 21, connecting tube, 22, check valve.
In figure, the line with arrow is cable, and the direction of arrow represents the direction of the signal of telecommunication.
Detailed description of the invention
Embodiment 1
A kind of evaporative cooling medium leakage monitoring processes system, including media monitoring device and media processing apparatus, described media monitoring device includes oxygen sampling box 2, cooling medium sampling box 3, sampling tube 4 and monitor controller 5, oxygen sampling box 2 and cooling medium sampling box 3 are installed on motor fan housing 1 inwall, and cooling medium sampling box 3 is positioned at below oxygen sampling box 2；Described media processing apparatus includes suction nozzle 7, pipeline 6 and dielectric film filter processor 8, and suction nozzle 7 is arranged in motor fan housing 1, and dielectric film filter processor 8 is arranged on outside motor fan housing 1, and described suction nozzle 7 is connected with dielectric film filter processor 8 by pipeline 6；Described monitor controller 5 and dielectric film filter processor 8 are connected by cable 9, and described oxygen sampling box 2 and cooling medium sampling box 3 are connected with monitor controller 5 respectively through sampling tube 4.
The present embodiment is most basic embodiment, adopt existing monitor controller 5 and dielectric film filter processor 8, coordinated by above-mentioned connection and namely may make up a complete technical scheme, simple in construction, the gas collected is delivered in monitor controller 5 respectively through sampling tube 4 and is analyzed by oxygen sampling box 2 and cooling medium sampling box 3, by dielectric film filter processor 8, the gas of too high levels is carried out absorption process, thus reducing the content of leakage gaseous cooling medium in motor fan housing 1, the personal safety of effective guarantee staff.
Embodiment 2
A kind of evaporative cooling medium leakage monitoring processes system, including media monitoring device and media processing apparatus, described media monitoring device includes oxygen sampling box 2, cooling medium sampling box 3, sampling tube 4 and monitor controller 5, oxygen sampling box 2 and cooling medium sampling box 3 are installed on motor fan housing 1 inwall, and cooling medium sampling box 3 is positioned at below oxygen sampling box 2；Described media processing apparatus includes suction nozzle 7, pipeline 6 and dielectric film filter processor 8, and suction nozzle 7 is arranged in motor fan housing 1, and dielectric film filter processor 8 is arranged on outside motor fan housing 1, and described suction nozzle 7 is connected with dielectric film filter processor 8 by pipeline 6；Described monitor controller 5 and dielectric film filter processor 8 are connected by cable 9, and described oxygen sampling box 2 and cooling medium sampling box 3 are connected with monitor controller 5 respectively through sampling tube 4.
Described monitor controller 5 includes sampling air pump 10, oxygen analyzer 11, cooling medium analyzer 12 and alarm control module 13, sampling air pump 10 one end is connected with oxygen sampling box 2 and cooling medium sampling box 3 respectively by sampling tube 4, sampling air pump 10 other end is connected with oxygen analyzer 11, cooling medium analyzer 12 respectively, sampling air pump 10 electrically connects with alarm control module 13, and oxygen analyzer 11, cooling medium analyzer 12 all electrically connect with alarm control module 13.
Described dielectric film filter processor 8 includes air pump 14, condenser 15, filter 16, water tank 17 and catch box 18, the air outlet of air pump 14 is connected with condenser 15, condenser 15 is connected with filter 16, filter 16 is connected with water tank 17, and catch box 18 is connected with condenser 15 and filter 16 respectively.
The present embodiment is a better embodiment, when in motor fan housing 1, oxygen content is higher than setting value lower than setting value or medium content, when startup order is sent to air pump 14 by monitor controller 5, air pump 14 starts, in motor fan housing 1, gas is sucked through pipeline 6 by suction nozzle 7 and enters air pump 14, and then enter condenser 15, condenser 15 is aggregated into liquid, tail gas then flows through filter 16 and water tank 17 heel row to motor fan housing 1, condenser 15 and in filter 16 liquid medium of coagulation be then back in catch box 18；It is down to after default cooling medium content value until medium content value in motor fan housing 1, monitor controller 5 sends stopping actuating signal to air pump 14, said process can effectively control gaseous cooling medium content in motor fan housing 1, make oxygen content in motor fan housing 1 relatively sufficient, thus the personal safety of effective guarantee staff.
Embodiment 3
A kind of evaporative cooling medium leakage monitoring processes system, including media monitoring device and media processing apparatus, described media monitoring device includes oxygen sampling box 2, cooling medium sampling box 3, sampling tube 4 and monitor controller 5, oxygen sampling box 2 and cooling medium sampling box 3 are installed on motor fan housing 1 inwall, and cooling medium sampling box 3 is positioned at below oxygen sampling box 2；Described media processing apparatus includes suction nozzle 7, pipeline 6 and dielectric film filter processor 8, and suction nozzle 7 is arranged in motor fan housing 1, and dielectric film filter processor 8 is arranged on outside motor fan housing 1, and described suction nozzle 7 is connected with dielectric film filter processor 8 by pipeline 6；Described monitor controller 5 and dielectric film filter processor 8 are connected by cable 9, and described oxygen sampling box 2 and cooling medium sampling box 3 are connected with monitor controller 5 respectively through sampling tube 4.Described monitor controller 5 includes sampling air pump 10, oxygen analyzer 11, cooling medium analyzer 12 and alarm control module 13, sampling air pump 10 one end is connected with oxygen sampling box 2 and cooling medium sampling box 3 respectively by sampling tube 4, sampling air pump 10 other end is connected with oxygen analyzer 11, cooling medium analyzer 12 respectively, sampling air pump 10 is connected with alarm control module 13 cable, and oxygen analyzer 11, cooling medium analyzer 12 all electrically connect with alarm control module 13.Described dielectric film filter processor 8 includes air pump 14, condenser 15, filter 16, water tank 17 and catch box 18, the air outlet of air pump 14 is connected with condenser 15, condenser 15 is connected with filter 16, filter 16 is connected with water tank 17, and catch box 18 is connected with condenser 15 and filter 16 respectively.
Described suction nozzle 7 quantity is multiple, is distributed in motor fan housing 1 inwall near ground place, and suction nozzle 7 is connected with air pump 14 by pipeline 6, and air pump 14 is connected by cable 9 with monitor controller 5.
The present embodiment is a better embodiment, suction nozzle 7 quantity is multiple, it is distributed in motor fan housing 1 inwall near ground place, as quickly as possible the medium steam in motor fan housing 1 can be aspirated clean, can guarantee that the fast quick-recovery normal level of oxygen content in motor fan housing 1, be conducive to the personal safety of safeguard work personnel in an emergency situation.
Embodiment 4
A kind of evaporative cooling medium leakage monitoring processes system, including media monitoring device and media processing apparatus, described media monitoring device includes oxygen sampling box 2, cooling medium sampling box 3, sampling tube 4 and monitor controller 5, oxygen sampling box 2 and cooling medium sampling box 3 are installed on motor fan housing 1 inwall, and cooling medium sampling box 3 is positioned at below oxygen sampling box 2；Described media processing apparatus includes suction nozzle 7, pipeline 6 and dielectric film filter processor 8, and suction nozzle 7 is arranged in motor fan housing 1, and dielectric film filter processor 8 is arranged on outside motor fan housing 1, and described suction nozzle 7 is connected with dielectric film filter processor 8 by pipeline 6；Described monitor controller 5 and dielectric film filter processor 8 are connected by cable 9, and described oxygen sampling box 2 and cooling medium sampling box 3 are connected with monitor controller 5 respectively through sampling tube 4.Described monitor controller 5 includes sampling air pump 10, oxygen analyzer 11, cooling medium analyzer 12 and alarm control module 13, sampling air pump 10 one end is connected with oxygen sampling box 2 and cooling medium sampling box 3 respectively by sampling tube 4, sampling air pump 10 other end is connected with oxygen analyzer 11, cooling medium analyzer 12 respectively, sampling air pump 10 electrically connects with alarm control module 13, and oxygen analyzer 11, cooling medium analyzer 12 all electrically connect with alarm control module 13.Described dielectric film filter processor 8 includes air pump 14, condenser 15, filter 16, water tank 17 and catch box 18, the air outlet of air pump 14 is connected with condenser 15, condenser 15 is connected with filter 16, filter 16 is connected with water tank 17, and catch box 18 is connected with condenser 15 and filter 16 respectively.
Described suction nozzle 7 quantity is multiple, is distributed in motor fan housing 1 inwall near ground place, and suction nozzle 7 is connected with air pump 14 by pipeline 6, and air pump 14 is connected by cable 9 with monitor controller 5.
Alarm control module 13 in described monitor controller 5 sends patrol and examine order to sampling air pump 10, oxygen analyzer 11, cooling medium analyzer 12, sampling air pump 10 starts, gaseous sample is delivered to oxygen analyzer 11, cooling medium analyzer 12 by sampling air pump 10, oxygen content and medium content value are sent to alarm control module 13 by oxygen analyzer 11, cooling medium analyzer 12, and alarm control module 13 carries out the too low sound and light alarm of oxygen after judging, cooling medium exceeds standard, and light is reported to the police, exports distant place alarm signal, sent air pump 14 on off control signal.
Described alarm control module 13 shows oxygen alarm setting value, cooling medium alarm setting value and tunnel condition.
The present embodiment is a better embodiment, by arranging alarm control module 13 in monitor controller 5, it is possible to reduce the operational danger of staff to greatest extent；Alarm control module 13 shows oxygen alarm setting value, cooling medium alarm setting value and tunnel condition, so that staff just can take the corresponding precautionary measures, fault of listing and indexing, the personal safety of further safeguard work personnel before entering into motor fan housing 1.
Embodiment 5
A kind of evaporative cooling medium leakage monitoring processes system, including media monitoring device and media processing apparatus, described media monitoring device includes oxygen sampling box 2, cooling medium sampling box 3, sampling tube 4 and monitor controller 5, oxygen sampling box 2 and cooling medium sampling box 3 are installed on motor fan housing 1 inwall, and cooling medium sampling box 3 is positioned at below oxygen sampling box 2；Described media processing apparatus includes suction nozzle 7, pipeline 6 and dielectric film filter processor 8, and suction nozzle 7 is arranged in motor fan housing 1, and dielectric film filter processor 8 is arranged on outside motor fan housing 1, and described suction nozzle 7 is connected with dielectric film filter processor 8 by pipeline 6；Described monitor controller 5 and dielectric film filter processor 8 are connected by cable 9, and described oxygen sampling box 2 and cooling medium sampling box 3 are connected with monitor controller 5 respectively through sampling tube 4.Described monitor controller 5 includes sampling air pump 10, oxygen analyzer 11, cooling medium analyzer 12 and alarm control module 13, sampling air pump 10 one end is connected with oxygen sampling box 2 and cooling medium sampling box 3 respectively by sampling tube 4, sampling air pump 10 other end is connected with oxygen analyzer 11, cooling medium analyzer 12 respectively, sampling air pump 10 electrically connects with alarm control module 13, and oxygen analyzer 11, cooling medium analyzer 12 all electrically connect with alarm control module 13.Described dielectric film filter processor 8 includes air pump 14, condenser 15, filter 16, water tank 17 and catch box 18, the air outlet of air pump 14 is connected with condenser 15, condenser 15 is connected with filter 16, filter 16 is connected with water tank 17, catch box 18 is connected with condenser 15 and filter 16 respectively, water tank 17 top arranges exhaustor 19, the mouth of pipe is in water tank 17 on liquid level, water tank 17 bottom is additionally provided with valve 20, for discharging the liquid in water tank 17, connecting tube between filter 16 and water tank 17 arranges check valve 22, it flows to as filter 16 to water tank 17.
Described suction nozzle 7 quantity is multiple, is distributed in motor fan housing 1 inwall near ground place, and suction nozzle 7 is connected with air pump 14 by pipeline 6, and air pump 14 is connected by cable 9 with monitor controller 5.
Alarm control module 13 in described monitor controller 5 sends patrol and examine order to sampling air pump 10, oxygen analyzer 11, cooling medium analyzer 12, sampling air pump 10 starts, gaseous sample is delivered to oxygen analyzer 11, cooling medium analyzer 12 by sampling air pump 10, oxygen content and medium content value are sent to alarm control module 13 by oxygen analyzer 11, cooling medium analyzer 12, and alarm control module 13 carries out the too low sound and light alarm of oxygen after judging, cooling medium exceeds standard sound light warning, export distant place alarm signal, send air pump 14 on off control signal.
Described alarm control module 13 shows oxygen alarm setting value, cooling medium alarm setting value and tunnel condition.Described oxygen sampling box 2 is distributed on motor fan housing 1 inwall, is 70-160 centimetre from ground level.Described cooling medium sampling box 3 is distributed on motor fan housing 1 inwall, is 5-70 centimetre from ground level.
Described air pump 14 is compressor or aerator.
The present embodiment is preferred forms, oxygen sampling box 2 is 70-160 centimetre from ground level, to adapt to the height of people, facilitating staff to safeguard, cooling medium sampling box 3 is distributed on motor fan housing 1 inwall, is 5-70 centimetre from ground level, the density of cooling medium is higher than the density of air, depositing to the lowest point of confined space after leaking gradually, the setting height(from bottom) of cooling medium sampling box 3 is from 5-70 centimetre of ground, it is possible to ensure that the monitoring of medium steam content is sensitiveer.
The invention is not restricted to above-described embodiment, the description according to above-described embodiment, the present invention also can be made some apparent changes by those of ordinary skill in the art, but these change within the protection domain that all should fall into the claims in the present invention.
Claims (10)
1. an evaporative cooling medium leakage monitoring processes system, including media monitoring device and media processing apparatus, it is characterized in that: described media monitoring device includes oxygen sampling box (2), cooling medium sampling box (3), sampling tube (4) and monitor controller (5), oxygen sampling box (2) and cooling medium sampling box (3) are installed on motor fan housing (1) inwall, and cooling medium sampling box (3) is positioned at oxygen sampling box (2) lower section；Described media processing apparatus includes suction nozzle (7), pipeline (6) and dielectric film filter processor (8), suction nozzle (7) is arranged in motor fan housing (1), dielectric film filter processor (8) is arranged on motor fan housing (1) outward, and described suction nozzle (7) is connected with dielectric film filter processor (8) by pipeline (6)；Described monitor controller (5) and dielectric film filter processor (8) are connected by cable (9), and described oxygen sampling box (2) and cooling medium sampling box (3) are connected with monitor controller (5) respectively through sampling tube (4).
2. a kind of evaporative cooling medium leakage monitoring processes system according to claim 1, it is characterized in that: described monitor controller (5) includes sampling air pump (10), oxygen analyzer (11), cooling medium analyzer (12) and alarm control module (13), sampling air pump (10) one end is connected with oxygen sampling box (2) and cooling medium sampling box (3) respectively by sampling tube (4), sampling air pump (10) other end respectively with oxygen analyzer (11), cooling medium analyzer (12) connects, sampling air pump (10) electrically connects with alarm control module (13), oxygen analyzer (11), cooling medium analyzer (12) all electrically connects with alarm control module (13).
3. a kind of evaporative cooling medium leakage monitoring according to claim 1 or claim 2 processes system, it is characterized in that: described dielectric film filter processor (8) includes air pump (14), condenser (15), filter (16), water tank (17) and catch box (18), the air outlet of air pump (14) is connected with condenser (15), condenser (15) is connected with filter (16), filter (16) is connected with water tank (17), and catch box (18) is connected with condenser (15) and filter (16) respectively.
4. a kind of evaporative cooling medium leakage monitoring processes system according to claim 3, it is characterized in that: described suction nozzle (7) quantity is multiple, it is distributed in motor fan housing (1) inwall near ground place, suction nozzle (7) is connected with air pump (14) by pipeline (6), and air pump (14) is connected by cable (9) with monitor controller (5).
5. a kind of evaporative cooling medium leakage monitoring processes system according to claim 4, it is characterized in that: the alarm control module (13) in described monitor controller (5) to sampling air pump (10), oxygen analyzer (11), cooling medium analyzer (12) sends patrols and examines order, sampling air pump (10) starts, gaseous sample is delivered to oxygen analyzer (11) by sampling air pump (10), cooling medium analyzer (12), oxygen analyzer (11), oxygen content and medium content value are sent to alarm control module (13) by cooling medium analyzer (12), alarm control module (13) carries out the too low sound and light alarm of oxygen after judging, cooling medium exceeds standard sound and light alarm, output distant place alarm signal, send air pump (14) on off control signal.
6. a kind of evaporative cooling medium leakage monitoring processes system according to claim 2, it is characterised in that: described alarm control module (13) display oxygen alarm setting value, cooling medium alarm setting value and tunnel condition.
7. a kind of evaporative cooling medium leakage monitoring processes system according to claim 1, it is characterised in that: described oxygen sampling box (2) is distributed on motor fan housing (1) inwall, is 70-160 centimetre from ground level.
8. according to claim 1 or 7, a kind of evaporative cooling medium leakage monitoring processes system, it is characterised in that: described cooling medium sampling box (3) is distributed on motor fan housing (1) inwall, is 5-70 centimetre from ground level.
9. a kind of evaporative cooling medium leakage monitoring processes system according to claim 3, it is characterised in that: described air pump (14) is compressor or aerator.
10. a kind of evaporative cooling medium leakage monitoring processes system according to claim 4, it is characterized in that: described water tank (17) top is provided with exhaustor (19), the mouth of pipe of exhaustor (19) is in water tank (17) on liquid level, water tank (17) bottom is additionally provided with valve (20), for discharging the liquid in water tank (17), arranging check valve (22) in connecting tube between filter (16) and water tank (17), it flows to as filter (16) to water tank (17).
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|---|---|---|---|---|
| JP2526773B2 (en) * | 1992-11-17 | 1996-08-21 | 大阪瓦斯株式会社 | Power control device in refrigerant circulation power generation system |
| CN100521454C (en) * | 2004-12-31 | 2009-07-29 | 中国科学院电工研究所 | Evaporating and cooling system monitoring and protection controlling device for generator stator |
| CN101154851A (en) * | 2006-09-25 | 2008-04-02 | 天津市得鑫电机有限公司 | Vaporization cooling circulation loop of vaporization cooling electric motor |
| CN200971869Y (en) * | 2006-11-29 | 2007-11-07 | 黄俊峰 | Energy-saving circulation water purification pump with built-in motor |
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2014
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