CN201464926U - Water-supply monitoring and controlling device, system and variable frequency cabinet - Google Patents
Water-supply monitoring and controlling device, system and variable frequency cabinet Download PDFInfo
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- CN201464926U CN201464926U CN2009201061350U CN200920106135U CN201464926U CN 201464926 U CN201464926 U CN 201464926U CN 2009201061350 U CN2009201061350 U CN 2009201061350U CN 200920106135 U CN200920106135 U CN 200920106135U CN 201464926 U CN201464926 U CN 201464926U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The utility model discloses a water-supply monitoring and controlling device, system and variable frequency cabinet, comprising an acquisition module for collecting water level information of a reservoir; a sending module for sending the water level information of the reservoir, a control module for sending controlling information according to the water level information of the reservoir, and the controlling information is used for controlling the variable frequency cabinet to continuously work according to the reservoir's water level changes; and the acquisition module is connected with the sending module, and the sending module is connected with the controlling module. The water-supply monitoring and controlling device and system can monitoring the reservoir water level in a real-time way, and water can be duly supplied in proper amount, the phenomenon that water from the reservoir overflows from a water outlet, therefore, the waste of the water source can be effectively avoided; and water is duly supplied in proper amount, therefore, the purpose can be achieved only through using a water pump; compared with the prior art that two water pumps are needed for supplying water, the electricity energy is saved.
Description
Technical field
The utility model relates to Power Electronic Technique, and particularly a kind of monitoring water supply control device, system and frequency conversion tank that is used for the mine down-hole belongs to the electrical engineering field.
Background technology
In mining site, the living quarters of well in operation and surface plant all needs water, the wide domestic water of the water of productive use of its down-hole and worker is to be supplied with by the deep-well pump in the water supply well, described deep-well pump stores to cistern from water source well pump water, is supplied the water of productive use and the wide domestic water of worker of down-hole again by supply channel by cistern.Particularly, described cistern is made up of two cylindrical ponds, and the volume in each cylindrical pond is 400m
3Owing to need on the cistern sidewall, set out the mouth of a river and freeing port, the water outlet of described water delivering orifice is used for for downhole production water and the wide domestic water of worker, water level exceeds the water of described freeing port and can in time discharge from described freeing port, with the damage that the hydraulic pressure of avoiding producing owing to water level is too high in the cistern is caused described cistern inwall as far as possible, therefore the practical retaining volume of whole cistern is about 160m
3Further, generally adopt the deep-well pump of 45KW, the flow of described 45KW deep-well pump is 90m
3/ h generally be the uninterrupted continuously runnings in 24 hours of two described 45KW deep-well pumps in the process of pump water, thereby separate unit output every day is 2160m as can be known
3If the average per hour water of productive use amount of down-hole of hypothesis is 60m
3, its, water consumption was 1440m every day
3, remove the about 170m of the wide domestic consumption of worker's every day
3, 500m is arranged every day approximately
3Water can pour off in vain from freeing port, caused the waste of water resource.
Because cistern does not have any monitoring facilities, can only be by artificial routine observation, and the water of productive use amount per hour can not equivalent under the real well, progress speed along with engineering, few for a long time during water consumption hourly, in cistern storage completely is that water level arrives under the situation of described freeing port and also can only supply two hours the water of productive use in down-hole at most, if the cistern water level drops to below the described water delivering orifice fast, will certainly cause supply channel to enter air, just can not carry out production water supply smoothly in case enter air, its engineering also must be suspended, and needs the emptying air can recover engineering, has greatly influenced production efficiency.
Summary of the invention
The purpose of this utility model provides a kind of monitoring water supply control device, system and frequency conversion tank, can avoid the waste of water resource effectively, and avoids air to enter supply channel to the influence that production brings effectively, has improved production efficiency.
For achieving the above object, the utility model provides a kind of monitoring water supply control device, comprising:
Be used to gather the acquisition module of cistern water level information; Be used to send the sending module of described cistern water level information; Be used for sending the control module of control information according to described cistern water level information, described control information is used for the SEA LEVEL VARIATION continuous working of control of conversion cabinet according to cistern; Described acquisition module is connected with described sending module, and described sending module is connected with described control module.
For achieving the above object, the utility model provides a kind of frequency conversion tank, comprising: handover module, first control module, second control module and manual control module,
Described first control module is connected by the control module of handover module with the monitoring water supply control device, is used to receive the control information that described control module sends, and works according to the described control information continuous frequency conversion that corresponding cistern water level constantly changes;
Described second control module is connected by the sending module of handover module with the monitoring water supply control device, be used to receive described cistern water level information, and obtain water pipe pressure according to described cistern water level information, the frequency of the output of control relatively automatically by described water pipe pressure and preset pressure;
Described manual control module is connected with handover module, is used for the corresponding frequency of manual adjustments speed button output;
Described handover module is used to switch the path of the path of described first control module and described control module, described second control module and described sending module or the output of frequency that manual control module is controlled described frequency conversion tank.
For achieving the above object, the utility model also provides a kind of monitoring water supply control system, comprising:
The monitoring water supply control device comprises: the acquisition module that is used to gather the cistern water level information; Be used to send the sending module of described cistern water level information; Be used for sending the control module of control information according to described cistern water level information; Described acquisition module, described control module are connected respectively with described sending module;
Frequency conversion tank, comprise handover module, first control module, second control module and manual control module, described first control module is connected by the control module of handover module with described monitoring water supply control device, be used to receive described control information, and work according to the described control information continuous frequency conversion that corresponding cistern water level constantly changes; Described second control module is connected by the sending module of handover module with described monitoring water supply control device, be used to receive described cistern water level information, and obtain water pipe pressure according to described cistern water level information, the frequency of the output of control relatively automatically by described water pipe pressure and preset pressure; Described manual control module is connected with handover module, is used for the corresponding frequency of manual adjustments speed button output; Described handover module is used to switch the path of the path of described first control module and described control module, described second control module and described sending module or the output of frequency that manual control module is controlled described frequency conversion tank.
As shown from the above technical solution, monitoring water supply control device of the present utility model and system, a kind of monitoring water supply control mode is provided, can gather the cistern water level information by the acquisition module of monitoring water supply control device, be sent to control module by sending module, again by of the SEA LEVEL VARIATION continuous working of control module control of conversion cabinet according to cistern, also can obtain water pipe pressure according to described cistern water level information by second control module of frequency conversion tank, by the frequency that the control relatively automatically of described water pipe pressure and preset pressure is exported, further also can be by frequency conversion tank by the corresponding frequency of manual control module manual adjustments speed button output; Monitoring water supply control device of the present utility model and system can monitor the water level of cistern in real time, supply water timely and appropriately, water in the cistern can not appear again from the phenomenon of freeing port overflow, avoid the waste of water resource effectively, and owing to supply water timely and appropriately, only need a water pump just can reach the purpose of water supply, need two water pumps to supply water compared to existing technology, saved electric energy.
Description of drawings
Fig. 1 is a monitoring water supply control device structural representation of the present utility model;
Fig. 2 is the structural representation of frequency conversion tank of the present utility model;
Fig. 3 is a monitoring water supply control system structural representation of the present utility model.
Embodiment
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
The following embodiment that is provided of the utility model, monitor the water level situation of cistern in real time by near the monitoring water supply control device that cistern, is provided with, and control near the continuous output frequency of the frequency conversion tank that is provided with the water supply well in real time according to the water level situation of described cistern, further control the water pump continuous working by the continuous output frequency of frequency conversion tank again, to reach the purpose of cistern for mine downhole production water and the wide domestic water of worker;
Perhaps, the preset pressure that pressure that frequency conversion tank is produced according to the water level situation of cistern and frequency conversion tank self are set relatively, the automatic continuous output frequency of control of conversion cabinet, further control the water pump continuous working by the continuous output frequency of frequency conversion tank again, to reach the purpose of cistern for mine down-hole water and the wide water of worker;
Again or, by the continuous output frequency of the manual control of conversion cabinet of manual adjustments speed button, further again by the continuous output frequency control water pump continuous working of frequency conversion tank, to reach the purpose of cistern for mine down-hole water and the wide water of worker.
Fig. 1 is a monitoring water supply control device structural representation of the present utility model.As shown in Figure 1, monitoring water supply control device of the present utility model comprises acquisition module 11, sending module 12 and control module 13, described acquisition module 11 can be liquid level sensor, wherein, acquisition module 11 is gathered the cistern water level information, send described cistern water level information to control module 13 by sending module 12, control module 13 is used for sending control information with the SEA LEVEL VARIATION continuous working of control of conversion cabinet with cistern according to described cistern water level information.Particularly, collect the rapid cistern water level information that descends of water level of cistern in real time when acquisition module 11, the cistern water level information that described water level is descended rapidly is sent to control module 13 by sending module 12, control module 13 is according to described rapid decline cistern water level information, sends describedly to make control information that the frequency conversion tank output frequency rises to frequency conversion tank; Collect the constant substantially cistern water level information of water level of cistern in real time when acquisition module 11, the cistern water level information that described water level is constant substantially is sent to control module 13 by sending module 12, control module 13 is according to the constant substantially cistern water level information of described water level, sends describedly to make control information that frequency conversion tank keeps current frequency to frequency conversion tank; Collect the rapid cistern water level information that rises of water level of cistern in real time when acquisition module 11, the cistern water level information that described water level is risen rapidly is sent to control module 13 by sending module 12, control module 13 is according to described rapid rising cistern water level information, sends describedly to make control information that the frequency conversion tank output frequency descends to frequency conversion tank.
Further, control module 13 comprises that first receives submodule 131, generates submodule 132 and send submodule 133.Wherein, acquisition module 11 is gathered the cistern water level information, and by sending module 12 described cistern water level information is sent to first of control module 13 and receives submodule 131, first receives submodule 131 receives described cistern water level information and generates control information by generating submodule 132, at last by sending submodule 133 described control informations to frequency conversion tank, by of the SEA LEVEL VARIATION continuous working of described control information control of conversion cabinet with cistern.Particularly, collect the rapid cistern water level information that descends of water level of cistern in real time when acquisition module 11, the rapid cistern water level information that descends of described water level is sent to first of control module 13 by sending module 12 receives submodule 131, first receives the submodule 131 described rapid decline cistern water level informations of reception and generates the control information that the frequency conversion tank output frequency is risen by generation submodule 132, and submodule 133 transmissions are described to make the control information of frequency conversion tank output frequency rising to frequency conversion tank by sending; Collect the constant substantially cistern water level information of water level of cistern in real time when acquisition module 11, the cistern water level information that described water level is constant substantially is sent to first of control module 13 by sending module 12 and receives submodule 131, first receives submodule 131 receives the constant substantially cistern water level information of described water level and generates the control information that makes frequency conversion tank keep current frequency by generating submodule 132, sends and describedly makes control information that frequency conversion tank keeps current frequency to frequency conversion tank by sending submodule 133; Collect the rapid cistern water level information that rises of water level of cistern in real time when acquisition module 11, the rapid cistern water level information that rises of described water level is sent to first of control module 13 by sending module 12 receives submodule 131, first receives the submodule 131 described rapid rising cistern water level informations of reception and generates the control information that the frequency conversion tank output frequency is descended by generation submodule 132, and submodule 133 transmissions are described to make the control information of frequency conversion tank output frequency decline to frequency conversion tank by sending.
Except that technique scheme can realize the technical problem to be solved in the utility model, monitoring water supply control device of the present utility model can also comprise that display module 14 realizes technical problem to be solved in the utility model, wherein display module 14 is by obtaining submodule 141 and display sub-module 142 is formed. wherein, obtain submodule 141 and receive described cistern water level information, and obtain water capacity in the current cistern according to described cistern water level information, cistern inner wall pressure and water pipe pressure, the water capacity that display sub-module 142 shows in the current cistern, numerical value such as cistern inner wall pressure and water pipe pressure.
Further, monitoring water supply control device of the present utility model can also comprise that alarm module 15 realizes technical problem to be solved in the utility model, and wherein alarm module 15 receives submodule 151 by second and warning submodule 152 is formed.Wherein, second receives submodule 151 is used to receive described cistern water level information, warning submodule 152 judges according to described cistern water level information whether described cistern water level is in the hole, if, then report to the police according to described precarious position, comprise: if the water level in the described cistern water level information reaches the minimum limit value that is higher than water delivering orifice or is lower than the water delivering orifice position, judged result is that air enters precarious position; If the water level in the described cistern water level information arrives the ceiling value that is higher than freeing port, judged result is the excessive precarious position of hydraulic pressure.
The monitoring water supply control device that present embodiment provides, gather the cistern water level information by acquisition module, and send described cistern water level information control module by sending module, finally by control module according to described cistern water level information generate control information with the control of conversion cabinet with the SEA LEVEL VARIATION of cistern continuously output frequency draw water to cistern to drive water pump, reached the purpose of the waste of avoiding water resource, and avoid air to enter supply channel effectively to the trouble that production brings, improved production efficiency.
Fig. 2 is the structural representation of frequency conversion tank of the present utility model.Frequency conversion tank has three kinds of control models, is respectively monitoring water supply control device control model, automatic control mode and manual control model.As shown in Figure 2, frequency conversion tank of the present utility model comprises handover module 21, first control module 22, second control module 23 and manual control module 24.
Wherein, first control module 22 is connected with the control module 13 of monitoring water supply control device by handover module 21, be used to receive described control information, and the described control information continuous frequency conversion work that constantly changes according to corresponding cistern water level, the concrete course of work is as described in the above-mentioned embodiment;
Manual control module 24 is connected with handover module 21, be used for the corresponding frequency of manual adjustments speed button output, particularly, in operating process, manual selector switch is placed manual position, by manual actuation of button, at this moment manually pilot lamp is bright opens, and frequency conversion tank brings into operation, and governing speed is regulated button, the frequency of output corresponding speed then stops output frequency by manual stop button;
Second control module 23 is connected with the sending module 12 of monitoring water supply control device by handover module 21, be used to receive described cistern water level information, and obtain water pipe pressure according to described cistern water level information, the frequency of controlling output relatively automatically by described water pipe pressure and preset pressure, the operating process of described preset pressure can for, at first by the button of left and right directions to choose the preset pressure option, carry out the setting of preset pressure again by the button of above-below direction, up to needed preset pressure, finish the setting of preset pressure at last by acknowledgement key.Further, in operating process, manual selector switch is placed automatic position, at this moment automatic pilot lamp is bright opens, frequency conversion tank is according to the comparison of tensimeter preset pressure and pipeline pressure, the state of the output frequency of decision frequency conversion tank, if preset pressure is lower than pipeline pressure, then frequency conversion tank stops output, if preset pressure is higher than pipeline pressure, then frequency conversion tank starts output, when rising near preset pressure along with pipeline pressure, reduce the frequency of frequency conversion tank output, when pipeline pressure reaches preset pressure, then frequency conversion output is stabilized in a stable frequency.When the increase of pipeline-used water amount, frequency increases, and water consumption reduces, and frequency reduces, and is keeping the state that water pipe pressure equals preset pressure all the time.
Handover module 21 switches the path or the manual control module 24 of path, second control module 23 and the sending module 12 of first control module 22 and control module 13, to control the frequency output of described frequency conversion tank.
The frequency conversion tank that present embodiment provided, switch between monitor controller control model, automatic control mode and manual control model by handover module, the design feature output frequency that has effectively utilized frequency conversion tank draws water to cistern with the control water pump, avoids the purpose of the waste of water resource.
Further, frequency conversion tank can comprise the module of adjusting, and being used for adjusting before described frequency conversion tank work, it shows the instrument of water pipe pressure.Be specially, after frequency conversion tank being installed to on-the-spot and confirming that the outside is normal, start the automatic adjusting that needs to carry out earlier manometer before the automatic control mode first, frequency conversion tank after adjusting could guarantee that preset pressure keeps stable, and the automatic adjusting step is as follows: step 1, manual selector switch place automatic position; Step 2, in manometer, set a setting valve, be generally 70% of actual preset pressure; Step 3, by adjusting start key more than 3 seconds, then the automatic adjusting pilot lamp will begin the flicker, automatic adjusting begins, after the automatic adjusting pilot lamp stopped flicker, automatic adjusting was finished, in the process of adjusting certainly, stop if desired, can pin the start key of adjusting and stop automatic adjusting more than 5 seconds.Here it should be noted that: behind the frequency conversion tank long-play,, then can carry out the feedback automatic adjusting if operation is stable inadequately, in feedback automatic adjusting process, can not cut off the electricity supply, can not disconnect sensor loop, can not stop the operation of frequency conversion, otherwise need re-execute the feedback automatic adjusting.
Fig. 3 is a monitoring water supply control system structural representation of the present utility model.As shown in Figure 3, the monitoring water supply control system comprises: monitoring water supply control device 1 and frequency conversion tank 2.
Wherein, monitoring water supply control device 1 is gathered the cistern water level information, sends described cistern water level information, and sends control information according to described cistern water level information;
Need to prove that the monitoring water supply control device 1 of this monitoring water supply control system and frequency conversion tank 2 can comprise module and the submodule among above-mentioned two embodiment, the concrete course of work does not repeat them here as described in the specific descriptions among above-mentioned two embodiment.
The monitoring water supply control system that present embodiment provides, send to frequency conversion tank according to the cistern water level information that collects by the monitoring water supply control device and to send control information, the described control information continuous frequency conversion work that the corresponding cistern water level of frequency conversion tank is constantly changed; Or frequency conversion tank receives described cistern water level information, the output of controlled frequency automatically; Or frequency conversion tank is by the corresponding frequency of manual adjustments speed button output; Draw water to cistern with the control water pump, can avoid the waste of water resource effectively, and avoid air to enter supply channel effectively, improved production efficiency the trouble that production brings.
Further, under monitoring water supply control device and frequency conversion tank distance situation far away, can improve the power of signal by the modulating and demodulating signal technology, to avoid the distortion of signal in transmission course.The utility model monitoring water supply control system also comprises: power carrier dispensing device and power carrier receiving trap, described power carrier dispensing device is arranged near the described monitoring water supply control device and with it and is connected, and described power carrier receiving trap is arranged near the described frequency conversion tank and with it and is connected;
When frequency conversion tank is in monitoring water supply control device control model, the control information that the described monitoring water supply control device of power carrier dispensing device carrier modulation sends, and send control information after modulated; The power carrier receiving trap receives described control information after modulated, and is demodulated to described control information;
When frequency conversion tank was in automatic control mode, the cistern water level information that the described monitoring water supply control device of power carrier dispensing device carrier modulation sends also sent cistern water level information after modulated; The power carrier receiving trap receive described after modulated the cistern water level information and be demodulated to described cistern water level information.
It should be noted that at last: above embodiment is only in order to explanation the technical solution of the utility model but not limit it, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement the technical solution of the utility model, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solutions of the utility model.
Claims (10)
1. a monitoring water supply control device is characterized in that, comprising:
Be used to gather the acquisition module of cistern water level information; Be used to send the sending module of described cistern water level information; Be used for sending the control module of control information according to described cistern water level information, described control information is used for the SEA LEVEL VARIATION continuous working of control of conversion cabinet according to cistern; Described acquisition module is connected with described sending module, and described sending module is connected with described control module.
2. monitoring water supply control device according to claim 1 is characterized in that, described control module comprises:
Be used to receive first of described cistern water level information and receive submodule;
Be used for generating the generation submodule of described control information according to described cistern water level information;
Be used to send the transmission submodule of described control information, described generation submodule is connected with described reception submodule, described transmission submodule connects respectively.
3. monitoring water supply control device according to claim 2 is characterized in that, also comprises:
Be used to receive described cistern water level information, and show the display module of water capacity, cistern inner wall pressure and water pipe pressure in the current cistern according to described cistern water level information.
4. monitoring water supply control device according to claim 3 is characterized in that, described display module comprises:
Be used to receive described cistern water level information, and obtain the acquisition module of water capacity, cistern inner wall pressure and water pipe pressure in the current cistern according to described cistern water level information;
Be used for showing the display sub-module of water capacity, cistern inner wall pressure and the water pipe pressure of current cistern, described display sub-module is connected with described acquisition module.
5. monitoring water supply control device according to claim 4 is characterized in that, also comprises:
Be used for sending the alarm module of warning message according to described cistern water level information.
6. monitoring water supply control device according to claim 5 is characterized in that, described alarm module comprises:
Be used to receive second of described cistern water level information and receive submodule;
Be used for judging according to described cistern water level information whether described cistern water level is in the hole, if the warning submodule of reporting to the police according to described precarious position then, described warning submodule and described second receive submodule and be connected.
7. a frequency conversion tank is characterized in that, comprising: handover module, first control module, second control module and manual control module,
Described first control module is connected by the control module of handover module with the monitoring water supply control device, is used to receive the control information that described control module sends, and works according to the described control information continuous frequency conversion that corresponding cistern water level constantly changes;
Described second control module is connected by the sending module of handover module with the monitoring water supply control device, be used to receive described cistern water level information, and obtain water pipe pressure according to described cistern water level information, the frequency of the output of control relatively automatically by described water pipe pressure and preset pressure;
Described manual control module is connected with handover module, is used for the corresponding frequency of manual adjustments speed button output;
Described handover module is used to switch the path of the path of described first control module and described control module, described second control module and described sending module or the output of frequency that manual control module is controlled described frequency conversion tank.
8. frequency conversion tank according to claim 7 is characterized in that described frequency conversion tank also comprises the module of adjusting, and being used for adjusting before described frequency conversion tank work, it shows the instrument of water pipe pressure.
9. a monitoring water supply control system is characterized in that, comprising:
The monitoring water supply control device is used to gather the cistern water level information, sends described cistern water level information, and sends control information according to described cistern water level information;
Frequency conversion tank, be used to receive described control information, and according to the constantly described control information continuous frequency conversion work of variation of corresponding cistern water level, or receive described cistern water level information, and obtain water pipe pressure according to described cistern water level information, by the frequency of controlling output relatively automatically of described water pipe pressure and preset pressure, or the corresponding frequency of manual adjustments speed button output.
10. monitoring water supply control system according to claim 9 is characterized in that, also comprises:
Power carrier dispensing device and power carrier receiving trap, described power carrier dispensing device is arranged near the described monitoring water supply control device and with it and is connected, be used for the control information that cistern water level information that the described monitoring water supply control device of carrier modulation sends or described monitoring water supply control device send, and send cistern water level information or control information after modulated; Described power carrier receiving trap is arranged near the described frequency conversion tank and is connected with it, is used to receive described cistern water level information or control information after modulated, and is demodulated to described cistern water level information or control information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201061350U CN201464926U (en) | 2009-03-11 | 2009-03-11 | Water-supply monitoring and controlling device, system and variable frequency cabinet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009201061350U CN201464926U (en) | 2009-03-11 | 2009-03-11 | Water-supply monitoring and controlling device, system and variable frequency cabinet |
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| CN201464926U true CN201464926U (en) | 2010-05-12 |
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| CN2009201061350U Expired - Fee Related CN201464926U (en) | 2009-03-11 | 2009-03-11 | Water-supply monitoring and controlling device, system and variable frequency cabinet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556674A (en) * | 2013-09-29 | 2014-02-05 | 西安祥泰软件设备系统有限责任公司 | Remote monitoring method and embedded mainboard of constant-pressure variable-frequency water supply device |
| CN106415421A (en) * | 2014-08-20 | 2017-02-15 | 三菱电机株式会社 | Plant system information creating device |
-
2009
- 2009-03-11 CN CN2009201061350U patent/CN201464926U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556674A (en) * | 2013-09-29 | 2014-02-05 | 西安祥泰软件设备系统有限责任公司 | Remote monitoring method and embedded mainboard of constant-pressure variable-frequency water supply device |
| CN103556674B (en) * | 2013-09-29 | 2015-08-12 | 西安祥泰软件设备系统有限责任公司 | The long-distance monitoring method of constant pressure frequency conversion water supply installation and embedded main board |
| CN106415421A (en) * | 2014-08-20 | 2017-02-15 | 三菱电机株式会社 | Plant system information creating device |
| CN106415421B (en) * | 2014-08-20 | 2019-01-08 | 三菱电机株式会社 | Factory system information producing device |
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Granted publication date: 20100512 Termination date: 20130311 |