CN112797035A - Solar jet pump monitoring integrated system - Google Patents
Solar jet pump monitoring integrated system Download PDFInfo
- Publication number
- CN112797035A CN112797035A CN202011611901.6A CN202011611901A CN112797035A CN 112797035 A CN112797035 A CN 112797035A CN 202011611901 A CN202011611901 A CN 202011611901A CN 112797035 A CN112797035 A CN 112797035A
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- Prior art keywords
- jet pump
- solar
- integrated system
- data processor
- data
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 41
- 238000003860 storage Methods 0.000 claims abstract description 30
- 238000010248 power generation Methods 0.000 claims abstract description 24
- 238000010295 mobile communication Methods 0.000 claims abstract description 11
- 238000009530 blood pressure measurement Methods 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 10
- 230000003993 interaction Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/48—Control
- F04F5/52—Control of evacuating pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention discloses a solar jet pump monitoring integrated system, in which, the device comprises at least one jet pump, a storage battery, an industrial power supply, a pressure measurement unit, a data processor, a mobile communication device, a controller, a solar power generation panel and at least one jet pump, wherein the jet pump is configured to continuously vacuumize a foundation under a sealing film, the jet pump is electrically connected with the storage battery and the industrial power supply, the pressure measurement unit measures pressure data under the sealing film, the data processor is connected with the pressure measurement unit to receive the pressure data, the data processor comprises a mobile communication device for remote data interaction, the controller is arranged between the solar power generation panel and the storage battery, the controller is connected with the data processor and the at least one jet pump, the controller adjusts at least one jet pump operation parameter based on instructions or pressure data of the data processor, and the controller adjusts the on or off of the. The invention has the advantages of cost saving, high-efficiency construction, remote control and strong applicability.
Description
Technical Field
The invention relates to the technical field of soft soil foundation treatment by vacuum combined surcharge preloading, in particular to a solar jet pump monitoring integrated system.
Background
When the soft soil foundation is treated by vacuum combined preloading, a jet pump is needed to continuously vacuumize the soft soil foundation under the sealing film. Because the loading process and the full-load prepressing period are long, the working state of the jet pump is required to be adjusted according to the pressure under the membrane at high frequency in the process of treating the foundation, on one hand, the jet pump needs long-time in-situ operation and continuous operation to create a vacuum environment, and under the common condition, the area of the foundation to be treated is large, the number of the working jet pumps is large, and the whole construction period can generate expensive electric cost. On the other hand, in the full-load prepressing period, the pressure values in the jet pump and under the closed membrane need to be monitored at high frequency, and when the pressure under the membrane does not meet the design requirement, the working state of the jet pump needs to be adjusted, so that the manpower is needed to be added for management and control. Therefore, considering the reasons of cost, construction efficiency and the like, a jet pump monitoring integrated system which is cost-saving, efficient in construction, remote in control and high in applicability is required.
The above information disclosed in this background section is only for enhancement of understanding of the background of the invention and therefore it may contain information that does not form the prior art that is well known to those of ordinary skill in the art.
Disclosure of Invention
The invention aims to provide a solar jet pump monitoring integrated system to save energy and reduce manpower and material resource investment.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention discloses a solar jet pump monitoring integrated system, which comprises:
a solar power generation panel facing the sun to convert solar energy into electric energy;
a storage battery electrically connected to the solar power generation panel to store electric energy,
at least one jet pump configured for continuous vacuum work of the foundation under the closing membrane, said jet pump being electrically connected to the accumulator and to the industrial power supply,
a pressure measuring unit that measures pressure data under the sealing film,
a data processor connected to the pressure measurement unit to receive the pressure data, the data processor comprising a mobile communication device to remotely interact data,
a controller disposed between the solar panel and the battery, the controller connecting the data processor and the at least one jet pump, wherein,
based on the instructions or pressure data of the data processor, the controller adjusts the at least one jet pump operating parameter,
based on the electric quantity data of the storage battery, the controller adjusts the solar power generation panel to be turned on or turned off, and switches the storage battery and the industrial power supply to supply power to the at least one jet pump.
In the solar jet pump monitoring integrated system, the solar power generation panel is supported on the ground in an angle adjustable mode.
In the solar jet pump monitoring integrated system, the solar power generation panel and the ground are arranged at an included angle of 45 degrees and rotatably supported on the ground.
In the solar jet pump monitoring integrated system, the SIM card is inserted into the data processor.
In the solar jet pump monitoring integrated system, the mobile communication device comprises 3G, 4G and 5G communication units.
In the solar jet pump monitoring integrated system, the storage battery comprises a lithium battery.
In the solar jet pump monitoring integrated system, the data processor is in data interaction with a notebook, a mobile phone or a pad through the mobile communication equipment, and the notebook, the mobile phone or the pad is provided with a jet pump control unit based on pressure data.
In the solar jet pump monitoring integrated system, the pressure measuring unit comprises a digital display pressure gauge.
In the solar jet pump monitoring integrated system, the operation parameters comprise power and pump speed of the jet pump.
In the solar jet pump monitoring integrated system, the storage battery is provided with an electric quantity detection unit.
In the technical scheme, the solar jet pump monitoring integrated system provided by the invention has the following beneficial effects: the solar energy of green clean energy is adopted to replace the conventional external line introduction, so that the construction cost is greatly saved, the construction cost is reduced, the pressure under the sealing film and the pressure behind the pump are remotely monitored, the working state of the jet pump is remotely adjusted according to the feedback data, the labor cost and the management cost are reduced, and the construction efficiency is improved; the system has long service life, can be repeatedly used, has strong applicability and is suitable for construction in various construction sites.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
Fig. 1 is a schematic structural diagram of a solar jet pump monitoring integrated system according to an embodiment of the present invention.
Fig. 2 is a schematic top view of a solar jet pump monitoring integrated system according to an embodiment of the present invention.
The reference signs are:
1. the device comprises a solar power generation panel, 2, a controller, 3, a storage battery, 4, a jet pump, 5, a pressure measurement unit, 6 and a data processor.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
Referring to fig. 1, in one embodiment, a solar jet pump monitoring integrated system of the present invention comprises,
a solar power generation panel 1 facing the sun to convert solar energy into electric energy;
a storage battery 3 electrically connected to the solar power generation panel 1 to store electric energy,
at least one jet pump 4 configured for continuous vacuum-pumping operation of the foundation under the closing membrane, said jet pump 4 being electrically connected to the accumulator 3 and to the industrial power supply,
a pressure measuring unit 5 that measures pressure data under the closing film,
a data processor 6 connected to the pressure measurement unit 5 to receive the pressure data, the data processor 6 comprising a mobile communication device for remote data interaction,
a controller 2 provided between the solar panel 1 and the storage battery 3, the controller 2 connecting the data processor 6 and the at least one jet pump 4, wherein,
based on the instructions or pressure data of the data processor 6, the controller 2 adjusts the at least one jet pump 4 operating parameter,
based on the electric quantity data of the storage battery 3, the controller 2 adjusts the on or off of the solar power generation panel 1, and switches the power supply of the storage battery 3 and the industrial power supply to the at least one jet pump 4.
The solar jet pump monitoring integrated system saves cost, is high in efficiency in construction, is remote in control and has strong adaptability.
In the preferred embodiment of the solar jet pump monitoring integrated system, the solar power generation panel 1 is supported on the ground in an angle adjustable manner.
In the preferred embodiment of the solar jet pump monitoring integrated system, the solar power generation panel 1 and the ground are arranged at an included angle of 45 degrees and rotatably supported on the ground.
In the preferred embodiment of the solar jet pump monitoring integrated system, a SIM card is inserted into the data processor 6.
In a preferred embodiment of the solar jet pump monitoring integrated system, the mobile communication device comprises 3G, 4G and 5G communication units.
In a preferred embodiment of the solar jet pump monitoring integrated system, the storage battery 3 includes a lithium battery.
In a preferred embodiment of the solar jet pump monitoring integrated system, the data processor 6 interacts with a notebook, a mobile phone or a pad via the mobile communication device, and the notebook, the mobile phone or the pad is provided with a jet pump control unit based on pressure data.
In a preferred embodiment of the solar jet pump monitoring integrated system, the pressure measuring unit 5 includes a digital display pressure gauge.
In a preferred embodiment of the solar jet pump monitoring integrated system, the operation parameters include power and pump speed of the jet pump 4.
In the preferred embodiment of the solar jet pump monitoring integrated system, the storage battery 3 is provided with an electric quantity detection unit.
In one embodiment, the system comprises a solar power generation panel 1, a controller 2, a storage battery 3, a jet pump 4, an intelligent digital display pressure gauge and a data processor 6, solar energy can be converted into electric energy by using the solar power generation panel 1, and the jet pump 4 does not need to be connected with an additional power supply all day long; the controller 2 can remotely adjust the working state of the jet pump 4 according to the command sent by an operator; meanwhile, the intelligent digital display pressure gauge and the signal processor can be used for remotely monitoring the pressure behind the pump and under the membrane at any time. Simple structure and strong practicability. Optionally, the system can control the current between the solar panel and the storage battery 3, and can play a role of automatic switching; switching between an industrial electric box and a solar power supply system; the storage battery 3 and the solar cell panel are protected. When sunlight exists, one part of electric energy from the solar panel is stored in the storage battery 3, and the other part of electric energy is supplied to the jet pump 4 for use in a sleeved mode; and in cloudy days or night, the electric energy stored in the daytime is supplied to the jet pump 4 for use in a set. In one embodiment, the smart digital display pressure gauge is connected with the data processor 6, and transmits the measured data information to the data processor 6.
In one embodiment, the data processor 6 uses the SIM card to transmit the data information transmitted from the smart digital display pressure gauge to the mobile phone of the operator in the mobile data format; an operator command can be transmitted to the controller 2 to cause the controller 2 to adjust the operating state of the jet pump 4.
In the aspect of power supply of the jet pump 4, the solar power generation panel 1 is adopted to replace the conventional external circuit introduction, and the original current circuit is reserved at the same time, so that the insufficient solar power generation caused by continuous rainy days is prevented; and is provided with a data processor 6. The solar power generation panel 1 is matched with the storage battery 3 for use, so that the effects of storing redundant electric quantity in the storage battery 3 in the daytime and continuously discharging at night can be achieved. The intelligent digital display pressure gauge is connected with the data processor 6, an SIM card is inserted into the data processor 6, and the signals are transmitted and received through mobile data.
In one embodiment, a controller 2 is arranged between the solar power generation panel 1 and the storage battery 3, and the controller 2 is connected with a data processor 6 and plays a role in controlling the jet pump 4 and protecting the power generation panel and the storage battery 3. And meanwhile, the mobile phone is connected with each data transmitter.
To further understand the present invention, in one embodiment, the modules are mounted as shown in fig. 2, with the solar panel facing the sun and the panel at a 45 ° angle to the ground, and the solar panel must not have a shelter. The solar cell panel 1 converts light energy into electric energy, the electric energy is stored in the storage battery 3 through the adjustment of the controller 2, and the storage battery 3 supplies voltage to the jet pump 4. The controller 2 is mainly used for adjusting the jet pump 4 according to a command of the data processor 6 so as to remotely control the on-off state of the jet pump 4; when the sun is full of the materials, the controller 2 protects the materials and automatically stops charging; the controller cuts off the backflow electricity at night to protect the solar power generation panel 1; distributing current according to the requirement, and automatically stopping discharging at low voltage to protect the storage battery 3; if the situation of continuous cloudy days is met, the power supply can be switched into an industrial electronic box, and the jet pump can continuously work for 24 hours without interruption. The pressure measurement unit 5 such as an intelligent digital display pressure gauge connected with the jet pump 4 can display the pressure after the pump and the pressure under the sealing film in real time, transmits pressure data to a mobile phone through a mobile network together with the data processor 6 provided with an SIM card, can monitor the pressure in the pump through the mobile phone, and adjusts the on-off of the jet pump 4 through the controller 2 according to the pressure under the film, so that the personnel investment is reduced, and the engineering cost is reduced.
Finally, it should be noted that: the embodiments described are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments in the present application belong to the protection scope of the present application.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. A solar jet pump monitoring integrated system, characterized in that it comprises:
a solar power generation panel facing the sun to convert solar energy into electric energy;
a storage battery electrically connected to the solar power generation panel to store electric energy,
at least one jet pump configured for continuous vacuum work of the foundation under the closing membrane, said jet pump being electrically connected to the accumulator and to the industrial power supply,
a pressure measuring unit that measures pressure data under the sealing film,
a data processor connected to the pressure measurement unit to receive the pressure data, the data processor comprising a mobile communication device to remotely interact data,
a controller disposed between the solar panel and the battery, the controller connecting the data processor and the at least one jet pump, wherein,
based on the instructions or pressure data of the data processor, the controller adjusts the at least one jet pump operating parameter,
based on the electric quantity data of the storage battery, the controller adjusts the solar power generation panel to be turned on or turned off, and switches the storage battery and the industrial power supply to supply power to the at least one jet pump.
2. The integrated solar jet pump monitoring system of claim 1 wherein the solar panel is angularly adjustably supported on the ground.
3. The integrated solar jet pump monitoring system as claimed in claim 1, wherein the solar panel is arranged at an angle of 45 ° to the ground and rotatably supported on the ground.
4. The solar jet pump monitoring integrated system as claimed in claim 1, wherein a SIM card is inserted inside the data processor.
5. The solar jet pump monitoring integrated system of claim 1, wherein the mobile communication device comprises 3G, 4G and 5G communication units.
6. The solar jet pump monitoring integrated system of claim 1, wherein the battery comprises a lithium battery.
7. The solar jet pump monitoring integrated system as claimed in claim 1, wherein the data processor interacts with a notebook, cell phone or pad via the mobile communication device, the notebook, cell phone or pad being provided with a jet pump control unit based on pressure data.
8. The solar jet pump monitoring integrated system of claim 1, wherein the pressure measurement unit comprises a digital display pressure gauge.
9. The solar jet pump monitoring integrated system of claim 1, wherein the operational parameters include power and pump speed of the jet pump.
10. The solar jet pump monitoring integrated system as claimed in claim 1, wherein the storage battery is provided with a power detection unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011611901.6A CN112797035A (en) | 2020-12-30 | 2020-12-30 | Solar jet pump monitoring integrated system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011611901.6A CN112797035A (en) | 2020-12-30 | 2020-12-30 | Solar jet pump monitoring integrated system |
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| Publication Number | Publication Date |
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| CN112797035A true CN112797035A (en) | 2021-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202011611901.6A Pending CN112797035A (en) | 2020-12-30 | 2020-12-30 | Solar jet pump monitoring integrated system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928855A (en) * | 2021-10-22 | 2022-01-14 | 西安热工研究院有限公司 | Utilize sucking disc formula photovoltaic module carrier of solar energy |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5293892A (en) * | 1992-10-20 | 1994-03-15 | Fourqurean George E | Solar powered injection device and method |
| CN203366065U (en) * | 2013-07-30 | 2013-12-25 | 天津港航工程有限公司 | Vacuum preloading pumping stage remote real-time monitoring system |
| CN205370031U (en) * | 2016-02-29 | 2016-07-06 | 常州信息职业技术学院 | Energy -saving communication base |
| CN106524356A (en) * | 2016-12-05 | 2017-03-22 | 青海聚正新能源有限公司 | Solar photovoltaic refrigeration and heating system |
| CN107740985A (en) * | 2017-11-16 | 2018-02-27 | 佛山市广协环保科技有限公司 | A kind of atomizing de-dusting street lamp |
| CN208079409U (en) * | 2018-01-23 | 2018-11-09 | 中建路桥集团有限公司 | A kind of vacuum preloading monitoring system |
-
2020
- 2020-12-30 CN CN202011611901.6A patent/CN112797035A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5293892A (en) * | 1992-10-20 | 1994-03-15 | Fourqurean George E | Solar powered injection device and method |
| CN203366065U (en) * | 2013-07-30 | 2013-12-25 | 天津港航工程有限公司 | Vacuum preloading pumping stage remote real-time monitoring system |
| CN205370031U (en) * | 2016-02-29 | 2016-07-06 | 常州信息职业技术学院 | Energy -saving communication base |
| CN106524356A (en) * | 2016-12-05 | 2017-03-22 | 青海聚正新能源有限公司 | Solar photovoltaic refrigeration and heating system |
| CN107740985A (en) * | 2017-11-16 | 2018-02-27 | 佛山市广协环保科技有限公司 | A kind of atomizing de-dusting street lamp |
| CN208079409U (en) * | 2018-01-23 | 2018-11-09 | 中建路桥集团有限公司 | A kind of vacuum preloading monitoring system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113928855A (en) * | 2021-10-22 | 2022-01-14 | 西安热工研究院有限公司 | Utilize sucking disc formula photovoltaic module carrier of solar energy |
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Application publication date: 20210514 |