CN110577201A - Intelligent phosphine generator system - Google Patents
Intelligent phosphine generator system Download PDFInfo
- Publication number
- CN110577201A CN110577201A CN201910832730.0A CN201910832730A CN110577201A CN 110577201 A CN110577201 A CN 110577201A CN 201910832730 A CN201910832730 A CN 201910832730A CN 110577201 A CN110577201 A CN 110577201A
- Authority
- CN
- China
- Prior art keywords
- phosphine
- intelligent
- gas
- intelligent control
- control system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 title claims abstract description 234
- 229910000073 phosphorus hydride Inorganic materials 0.000 title claims abstract description 116
- 230000029087 digestion Effects 0.000 claims abstract description 29
- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 238000005507 spraying Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 5
- 238000004891 communication Methods 0.000 claims description 32
- 238000002955 isolation Methods 0.000 claims description 19
- 239000003990 capacitor Substances 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 13
- 238000005070 sampling Methods 0.000 claims description 12
- 230000003993 interaction Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000003958 fumigation Methods 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 50
- 238000010586 diagram Methods 0.000 description 9
- 230000009467 reduction Effects 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- IHGSAQHSAGRWNI-UHFFFAOYSA-N 1-(4-bromophenyl)-2,2,2-trifluoroethanone Chemical compound FC(F)(F)C(=O)C1=CC=C(Br)C=C1 IHGSAQHSAGRWNI-UHFFFAOYSA-N 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 101000974343 Homo sapiens Nuclear receptor coactivator 4 Proteins 0.000 description 1
- 102100022927 Nuclear receptor coactivator 4 Human genes 0.000 description 1
- 102100028680 Protein patched homolog 1 Human genes 0.000 description 1
- 101710161390 Protein patched homolog 1 Proteins 0.000 description 1
- 102100036894 Protein patched homolog 2 Human genes 0.000 description 1
- 101710161395 Protein patched homolog 2 Proteins 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M17/00—Apparatus for the destruction of vermin in soil or in foodstuffs
- A01M17/008—Destruction of vermin in foodstuffs
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B9/00—Preservation of edible seeds, e.g. cereals
- A23B9/16—Preserving with chemicals
- A23B9/18—Preserving with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/06—Hydrogen phosphides
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Combustion & Propulsion (AREA)
- Biochemistry (AREA)
- Inorganic Chemistry (AREA)
- Pest Control & Pesticides (AREA)
- Insects & Arthropods (AREA)
- Soil Sciences (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Environmental Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses an intelligent phosphine generator system which mainly comprises an intelligent control system, a phosphine generation device connected with the intelligent control system, an online concentration monitoring system and an emergency treatment system; the phosphine generation device comprises a phosphine gas generation bin arranged outside the granary, and a gas inlet and a gas outlet of the phosphine gas generation bin are both connected with the granary through a phosphine circulation pipeline to form a gas generation circulation loop; the concentration online monitoring system is connected with the granary to form a gas detection circulation loop; the emergency treatment system comprises an alarm device, a short message device and a digestion liquid spraying device connected with the phosphine gas generation cabin; the intelligent control system is used for intelligently controlling the start and stop of each system. The invention combines the advantages of various traditional fumigation operations of grain depots, and generates phosphine gas by utilizing a dynamic deliquescence mode outside the granary, thereby avoiding the operation of personnel entering the granary, effectively ensuring the operation safety of the operating personnel and saving a large amount of manpower and material resources.
Description
Technical Field
The invention relates to the field of grain depot intelligent systems, in particular to an intelligent phosphine generator system.
Background
in 1990, circulation fumigation technology is used in silos and other storehouses in China, and a dynamic deliquescence gas production method of dosing on grain surfaces or air ducts is adopted to solve the problem that deep grain layer silo type fumigation is difficult to kill insects. The circulation fumigation technology is promoted in new granary after 1998, 3 regulations and national standards related to circulation fumigation are established in 1999, and the PH value of steel bottles is filled3-CO2The mixed gas and phosphine generator outside the bin are used as main gas generating modes to be matched with the circulating fumigation. However, the current phosphine generators have the following disadvantages:
(1) the disadvantages of the fumigation operation of the phosphine generator outside the bin are as follows: a large amount of carbon dioxide gas needs to be purchased in each operation, and a specially-assigned person needs to take charge of the working condition of the phosphine generator outside the warehouse in the operation process, so that the manpower and financial resources are increased;
(2) The disadvantages of the chemical dosing fumigation operation of the grain surface and the air duct are as follows: an operator is required to enter a grain warehouse, aluminum phosphide is put on the surface of a grain pile, natural deliquescence is carried out to release phosphine, and the phosphine is a highly toxic gas, so that the safety hazard to the personal safety of the operator is great, and a plurality of safety accidents occur;
(3) When power is cut off, the circulation fan does not work, and circulation cannot be effectively carried out, so that the gas pressure in the generator is easily overlarge, and the possibility of explosion is extremely low.
it is therefore desirable to provide a new intelligent phosphine generator system to address the above problems.
Disclosure of Invention
the invention aims to provide an intelligent phosphine generator system, which can avoid the warehousing operation of operators and effectively ensure the operation safety of the operators.
In order to solve the technical problems, the invention adopts a technical scheme that: the intelligent phosphine generator system mainly comprises an intelligent control system, a phosphine generation device connected with the intelligent control system, an online concentration monitoring system and an emergency treatment system;
The phosphine generation device comprises a phosphine gas generation bin arranged outside the granary, and a gas inlet and a gas outlet of the phosphine gas generation bin are both connected with the granary through a phosphine circulation pipeline to form a gas generation circulation loop;
the concentration on-line monitoring system is connected with an air outlet of a phosphine gas generation bin through a phosphine measuring pipeline and is connected with a granary through a phosphine measuring sampling pipeline and a phosphine measuring tail gas pipeline to form a gas detection circulation loop;
The emergency treatment system comprises an alarm device, a short message device and a digestion liquid spraying device connected with the phosphine gas generation cabin;
The intelligent control system is used for intelligently controlling the start and stop of the phosphine generation device, the concentration on-line monitoring system and the emergency treatment system.
in a preferred embodiment of the present invention, the phosphine generation device further comprises a centrifugal fan and a valve disposed at the gas outlet of the phosphine gas generation chamber, wherein the centrifugal fan is disposed on a phosphine circulation pipeline connecting the gas outlet of the phosphine gas generation chamber and the granary.
in a preferred embodiment of the present invention, the online concentration monitoring system includes an electromagnetic valve set, an air pump, a phosphine detector, and a plurality of phosphine measurement sampling pipelines, which are connected in sequence, each of the phosphine measurement sampling pipelines and the phosphine measurement pipeline is connected to the intelligent control system through the electromagnetic valve set, and an output end of the phosphine detector is connected to the intelligent control system.
In a preferred embodiment of the invention, the digestion solution spraying device comprises a digestion solution pool, a centrifugal pump, a spraying device and a digestion solution pipeline, wherein the digestion solution pool is connected with the phosphine gas generation bin through the digestion solution pipeline, the centrifugal pump is arranged on the digestion solution pipeline, and the spraying device is arranged at the tail end of the digestion solution pipeline extending into the phosphine gas generation bin.
In a preferred embodiment of the invention, the intelligent control system comprises a power supply system, a controller, a relay group connected with the controller and a human-computer interaction device;
The power supply system is used for supplying power to each module of the system;
the input end of the relay group is connected with the controller through an RS485 communication module, and the output end of the relay group is connected with an air outlet of a phosphine gas generation cabin, an online concentration monitoring system, an alarm device of an emergency treatment system and a digestion solution spraying device;
The human-computer interaction device is connected with the controller through an RS232 communication module.
furthermore, the power supply system adopts a UPS, and the output end of the UPS is connected with the controller.
further, the RS485 communication module comprises an RS485 communication chip, an optical coupling isolation circuit connected with the controller and a discharge protection circuit.
further, the intelligent control system also comprises an SRAM chip U10 with model number IS62WV51216 connected with the controller, and the SRAM chip U10 IS used for storing generated variables in program operation.
Further, the intelligent control system further comprises a temperature sensor module connected with the controller, the temperature sensor module comprises a temperature sensor U8, a capacitor C36 and a resistor R33, the temperature sensor U8 adopts DHT11, the capacitor C36 is connected between the 3 rd port and the 4 th port of the temperature sensor U8 in parallel, and the resistor R36 is connected between the 2 nd port and the 4 th port of the temperature sensor U9 in parallel.
In a preferred embodiment of the present invention, the short message module includes a SIM900A module, a power isolation step-down circuit, and a communication isolation circuit, the SIM900A module is responsible for short message transceiving, the power isolation step-down circuit supplies power to the SIM900A module, and the communication isolation circuit is connected between the intelligent control system and the SIM900A module.
The invention has the beneficial effects that: the invention combines the advantages of various traditional fumigation operations of grain depots, and generates phosphine gas by utilizing a dynamic deliquescence mode outside the granary, thereby avoiding the warehousing operation of personnel and the purchase of carbon dioxide gas, effectively ensuring the operation safety of the operating personnel and saving a large amount of manpower and material resources;
The intelligent control system provides a function of starting the system by one key, thereby avoiding potential safety hazards caused by the fact that personnel leak related valves in the operation process to a certain extent, saving time and labor, and improving the intelligent level of the system;
the concentration on-line monitoring system can effectively monitor the gas concentration in the operation process, and avoids irregularity of manual measurement and potential safety hazard of approaching a warehouse to a certain extent;
the emergency processing system can send a short message notice to a specified mobile phone number by the short message module after the intelligent control system receives a feedback signal of commercial power disconnection, and provides powerful guarantee for safe fumigation operation by pushing fault information to operating personnel in real time; in addition, digestion liquid is sprayed in time during power failure, so that gas can be effectively prevented from being generated continuously, and the safety performance of the whole system is improved.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of an intelligent phosphine generator system according to the invention;
FIG. 2 is a block diagram of the intelligent phosphine generator system;
FIG. 3 is a circuit diagram of the power supply system;
FIG. 4 is a circuit diagram of the RS485 communication module;
FIG. 5 is a circuit diagram of the RS232 communication module;
FIG. 6 is a circuit diagram of the SMS module;
FIG. 7 is a circuit diagram of the controller and peripheral circuits;
FIG. 8 is a circuit diagram of the external SRAM chip;
fig. 9 is a circuit diagram of the temperature and humidity sensor module;
The parts in the drawings are numbered as follows: 1. phosphine circulation pipeline, 2, phosphine measurement pipeline, 3, phosphine measurement sampling pipeline, 4, phosphine measurement tail gas pipeline, 5, valve, 6, centrifugal fan, 7, centrifugal pump, 8, spray set, 9, digestion liquid pipeline.
Detailed Description
the following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Referring to fig. 1 and 2, an embodiment of the present invention includes:
an intelligent phosphine generator system mainly comprises an intelligent control system, a phosphine generation device connected with the intelligent control system, an on-line concentration monitoring system and an emergency treatment system.
The phosphine generation device comprises a phosphine generation bin arranged outside the granary, and a gas inlet and a gas outlet of the phosphine generation bin are connected with the granary through a phosphine circulation pipeline 1 to form a gas generation circulation loop. The concentration on-line monitoring system is connected with an air outlet of a phosphine gas generation bin through a phosphine measuring pipeline 2, and is connected with a granary through a phosphine measuring sampling pipeline 3 and a phosphine measuring tail gas pipeline 4 to form a gas detection circulation loop. The emergency treatment system comprises an alarm device, a short message device and a digestion liquid spraying device connected with the phosphine gas generation cabin. Preferably, the alarm device can adopt an audible and visual alarm. The intelligent control system is used for intelligently controlling the start and stop of the phosphine generation device, the concentration on-line monitoring system and the emergency treatment system.
Specifically, the phosphine generation device further comprises a centrifugal fan 6 and a valve 5 arranged at the gas outlet of the phosphine generation bin, wherein the centrifugal fan 6 is arranged on a phosphine circulation pipeline 1 connecting the gas outlet of the phosphine generation bin and the granary. After the valve 5 is opened, the phosphine gas in the phosphine gas generation bin is blown into the granary from the phosphine circulation pipeline 1 by the centrifugal fan 6. The phosphine gas is generated by utilizing a dynamic deliquescence mode outside the warehouse, so that the personnel warehousing operation and the purchase of carbon dioxide gas are avoided, the operation safety of the operating personnel is effectively ensured, and a large amount of manpower and material resource costs are saved.
The concentration on-line monitoring system comprises an electromagnetic valve group, an air suction pump, a phosphine detector and a plurality of phosphine measuring and sampling pipelines 3 which are sequentially connected, wherein each phosphine measuring and sampling pipeline 3 and each phosphine measuring pipeline 2 are connected with an intelligent control system through the electromagnetic valve group, and the output end of the phosphine detector is connected with the intelligent control system. Preferably, three monitoring points (not shown in the figure) in the granary and one phosphine gas generation bin outlet monitoring point are distributed in the granary, correspondingly, the solenoid valve group forms a four-position five-way solenoid valve, the gas inlet is connected with the three ways of phosphine measurement sampling pipelines 3 and one way of phosphine measurement pipeline 2, and the gas outlet is connected with the air pump. The concentration on-line monitoring system can effectively monitor the gas concentration in the operation process, and avoids irregularity of manual measurement and potential safety hazards needing to be close to a warehouse to a certain extent.
Digestion solution sprinkler is including digesting liquid pool, centrifugal pump 7, spray set 8, digestion solution pipeline 9, and it takes place the storehouse through digestion solution pipeline 9 and phosphine gas to digest the liquid pool and is connected, and centrifugal pump 7 sets up on digestion solution pipeline 9, and spray set 8 sets up the end at stretching into the digestion solution pipeline 9 that phosphine gas takes place the storehouse.
the intelligent control system comprises a power supply system, a controller, a relay group connected with the controller, a human-computer interaction device, an external SRAM chip and a temperature sensor module.
the power supply system is used for supplying power to each module of the system, preferably, the power supply system adopts a UPS, the output end of the UPS is connected with the controller, and the input end of the UPS is connected with the commercial power. The UPS is provided with a mains supply input monitoring device, and when power failure occurs, the UPS can be automatically started and gives a feedback signal for power failure of the controller
The input end of the relay group is connected with the controller through the RS485 communication module, and the output end of the relay group is connected with the gas outlet of the phosphine gas generation bin, the electromagnetic valve group of the concentration on-line monitoring system, the alarm device of the emergency treatment system and the centrifugal pump of the digestion liquid spraying device. Further, a centrifugal fan of the phosphine generation device is connected with a relay set through an alternating current contactor, and the relay set drives the alternating current contactor to be used for starting and stopping control of the centrifugal fan. The relay group consists of a plurality of DC24V intermediate relays and is used for connecting the controller with each action device, such as amplifying or converting the current output by the controller for the use of an air suction pump, a centrifugal pump 7, an audible and visual alarm, an alternating current contactor and an electromagnetic valve.
When the concentration is monitored on line, the relay group controls the closing of each electromagnetic valve according to the detection logic of the controller, when the monitoring is needed, the electromagnetic valve of the corresponding channel is opened, then the air pump is opened to pump the gas of the corresponding channel to the phosphine detector for monitoring the concentration of the corresponding channel, when the next channel is detected, the air pump is closed firstly, then the electromagnetic valve of the previous channel is closed, and then the steps are repeated.
The man-machine interaction device is connected with the controller through the RS232 communication module, comprises a touch display screen and is used for inputting information of an administrator, the upper limit and the lower limit of hydrogen phosphide concentration alarm, the polling period and the like on site and displaying the current working state of the hydrogen phosphide generator and the running state of each component.
The emergency processing system can drive the control short message module to send a short message notice to a specified mobile phone number after the intelligent control system receives a feedback signal of the disconnection of the mains supply of the UPS, and outputs a control signal to the relay group, the relay group controls the starting of the centrifugal pump and the audible and visual alarm device, and the digestion solution is pumped out and sprayed to a generation bin after the centrifugal pump is started, so that the continuous generation of gas is effectively prevented, and the safety performance of the whole system is improved. By pushing the fault information to the operating personnel in real time, the safe fumigation operation is powerfully guaranteed.
The intelligent control system has the advantages that the intelligent control system has the function of starting the system by one key, potential safety hazards caused by the fact that related valves are opened by personnel in the operation process are avoided to a certain extent, time and labor are saved, and the intelligent level of the system is improved.
The circuit structure and principle of each module in the system are described in detail as follows:
with reference to fig. 3, the power module supplies power to each unit circuit of the intelligent control system, and includes an isolation circuit, a 5V step-down circuit, and a 3.3V step-down circuit, and after isolating and DC-DC stepping down, the externally input power supply voltage (12V-24V) is converted into 5V and 3.3V, respectively, and is output to each sub-module of the intelligent control system. The circuit components and their connections are shown in the figure. The isolation circuit comprises a common mode filter D2, a polar capacitor C55, an inductor L3, a diode D12 and a thermistor PTC3, and eliminates noise of external power supply voltage (12V-24V). The 5V voltage reduction circuit comprises a voltage reduction chip U2, resistors R9, R10, R13, capacitors C1, C5, C6, C8, C9, an inductor L1 and a diode D1, wherein the voltage reduction chip U2 adopts MP2359 and is used for converting (12V-24V) voltage into a 5V power supply. The isolated power supply voltage (12V-24V) is connected with an input port IN of U2, and the input end is externally connected with bypass capacitors of C8 and C9 and is grounded, so that the power supply input noise is further eliminated. The power supply voltage (12V-24V) is connected to an enable port EN through a resistor R10, the EN is enabled to be always in high level and effective, the voltage of a feedback port FB is 0.8V, different output voltages VBTN can be obtained by changing the resistance values of a divider resistor R9 and a divider resistor R13, the R9 and the R13 are respectively set to be 9.53K and 49.9K, 5V output voltage can be obtained, and the output end is filtered through an inductor L1, a capacitor C5 and a capacitor C6 to obtain the required DC5V voltage. The 3.3V voltage reduction circuit comprises a voltage reduction chip U1 and capacitors C2-C4, wherein the voltage reduction chip U1 adopts AMS1117 and is used for converting 5V voltage into 3.3V power supply. The DC5V voltage is connected with the input end of the U1 after noise elimination, and the output end of the U1 is filtered to obtain the required DC3.3V voltage.
with reference to fig. 4, the RS485 communication module includes an RS485 communication chip U5, an optical coupling isolation and a discharge protection circuit. The circuit components and their connections are shown in the figure. The communication chip U3 adopts MAX487, the output end (U5-A, U5-B) of communication comprises discharge tubes FD1, FD2, FD3 and piezoresistors YM1-YM3 to form an overvoltage protection circuit of the input end, and the thermistors PTC1 and PTC2 form overcurrent protection of the input end, so that the RS485 communication chip is prevented from being damaged when input is abnormal. The receiving end and the sending end of the communication port of the intelligent control system controller are connected to form photoelectric isolation through two photoelectric couplers of U4 and U7, so that communication is effectively prevented from being interfered by an internal circuit, and similarly, the receiver enabling end (MAX487EN) and the driver enabling end (485EN) of U5 are also connected with the intelligent control system controller through the photoelectric coupler U6.
referring to fig. 5, the RS232 communication module includes an RS232 communication chip U9, capacitors C17, C18, C32, C33, C35, C56, and a TVS transient suppression diode D14, and the circuit components and the connection relationship thereof are shown in the figure. The communication chip U9 adopts SP3232EEN, C17 is connected between C1+ and C1-pins of U9 in parallel as voltage-doubling charge pump capacitor, C35 is connected between C2+ and C2-pins of U9 in parallel as inverting charge pump capacitor, V + is +5.5V voltage generated by the charge pump, V-is-5.5V voltage generated by the charge pump, and is connected with GND through C32 and C35 respectively. The RS232 communication module is in charge of communication with the touch screen, and the touch screen provides a friendly man-machine operation interface for data display, function control and parameter setting.
referring to fig. 6, the short message module includes a SIM900A module, a power supply voltage reduction circuit, and a communication isolation circuit, and the connection relationship of the circuit components is shown in the figure. The SIM900A module is responsible for the function of short message sending and receiving, the power isolation circuit comprises a power isolator U11(URB _ YMD-10WR3A2S), capacitors C38, C41-C44, C46, a piezoresistor YM4 and an inductor L1, the input power supply (12V-24V) is isolated and the voltage is reduced to output 5V voltage, the communication isolation circuit comprises an isolation chip U13(ISO7221), capacitors C39 and C40, and a communication pin connected with the intelligent control system controller and the SIM900A module is used for communication under the condition of power isolation and eliminating signal interference.
with reference to fig. 7, the microprocessor U3 adopted by the intelligent control system controller is STM32F407ZET6, has small volume and strong functions, and is used for processing commands sent by the touch screen, short message commands of a user and PH connected under control3and the gas detector and the relay group control board read the state information and control each actuating mechanism. The microprocessor U3 IS externally connected to an SRAM chip U10, and its peripheral circuit components and connections are shown in fig. 8, model IS62WV51216, and IS used to store variables generated during program operation.
With reference to fig. 9, a temperature sensor module is further designed in the intelligent control system, and the module circuit includes a temperature sensor U8(DHT11), a capacitor C36 and a resistor R33, wherein the capacitor C36 is connected in parallel between the 3 rd and 4 th ports of the temperature sensor U8, and the resistor R36 is connected in parallel between the 2 nd and 4 th ports of the temperature sensor U9. The temperature sensor module is used for detecting the working temperature of the intelligent control system.
the above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An intelligent phosphine generator system is characterized by mainly comprising an intelligent control system, a phosphine generation device connected with the intelligent control system, an online concentration monitoring system and an emergency treatment system;
The phosphine generation device comprises a phosphine gas generation bin arranged outside the granary, and a gas inlet and a gas outlet of the phosphine gas generation bin are both connected with the granary through a phosphine circulation pipeline to form a gas generation circulation loop;
The concentration on-line monitoring system is connected with an air outlet of a phosphine gas generation bin through a phosphine measuring pipeline and is connected with a granary through a phosphine measuring sampling pipeline and a phosphine measuring tail gas pipeline to form a gas detection circulation loop;
the emergency treatment system comprises an alarm device, a short message device and a digestion liquid spraying device connected with the phosphine gas generation cabin;
The intelligent control system is used for intelligently controlling the start and stop of the phosphine generation device, the concentration on-line monitoring system and the emergency treatment system.
2. the intelligent phosphine generator system of claim 1, wherein the phosphine generation device further comprises a centrifugal fan and a valve arranged at the gas outlet of the phosphine gas generation bin, and the centrifugal fan is arranged on a phosphine circulation pipeline connecting the gas outlet of the phosphine gas generation bin and the granary.
3. The intelligent phosphine generator system of claim 1, wherein the concentration on-line monitoring system comprises an electromagnetic valve bank, an air pump, a phosphine detector and a plurality of phosphine measurement sampling pipelines which are connected in sequence, each phosphine measurement sampling pipeline and each phosphine measurement sampling pipeline are connected with the intelligent control system through the electromagnetic valve bank, and the output end of the phosphine detector is connected with the intelligent control system.
4. the intelligent phosphine generator system of claim 1, wherein the digestion solution spraying device comprises a digestion solution pool, a centrifugal pump, a spraying device and a digestion solution pipeline, wherein the digestion solution pool is connected with the phosphine gas generation bin through the digestion solution pipeline, the centrifugal pump is arranged on the digestion solution pipeline, and the spraying device is arranged at the tail end of the digestion solution pipeline extending into the phosphine gas generation bin.
5. The intelligent phosphine generator system of claim 1, wherein said intelligent control system comprises a power supply system, a controller, a relay set connected to the controller, and a human-computer interaction device;
The power supply system is used for supplying power to each module of the system;
the input end of the relay group is connected with the controller through an RS485 communication module, and the output end of the relay group is connected with an air outlet of a phosphine gas generation cabin, an online concentration monitoring system, an alarm device of an emergency treatment system and a digestion solution spraying device;
The human-computer interaction device is connected with the controller through an RS232 communication module.
6. The intelligent phosphine generator system of claim 5, wherein the power supply system is a UPS, and an output of the UPS is connected to the controller.
7. The intelligent phosphine generator system of claim 5, wherein the RS485 communication module comprises an RS485 communication chip, an optical coupling isolation circuit connected with the controller, and a discharge protection circuit.
8. The intelligent phosphine generator system of claim 5 wherein said intelligent control system further comprises an SRAM chip U10, model IS62WV51216 connected to the controller for storing variables generated during program operation.
9. The intelligent phosphine generator system of claim 5, wherein said intelligent control system further comprises a temperature sensor module connected to said controller, said module comprising a temperature sensor U8, a capacitor C36 and a resistor R33, said temperature sensor U8 is DHT11, said capacitor C36 is connected in parallel between 3 rd and 4 th ports of said temperature sensor U8, and said resistor R36 is connected in parallel between 2 nd and 4 th ports of said temperature sensor U9.
10. The intelligent phosphine generator system of claim 1, wherein the sms module comprises a SIM900A module, a power isolation step-down circuit, and a communication isolation circuit, wherein the SIM900A module is responsible for sms sending and receiving functions, the power isolation step-down circuit supplies power to the SIM900A module, and the communication isolation circuit is connected between the intelligent control system and the SIM900A module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910832730.0A CN110577201A (en) | 2019-09-04 | 2019-09-04 | Intelligent phosphine generator system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910832730.0A CN110577201A (en) | 2019-09-04 | 2019-09-04 | Intelligent phosphine generator system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110577201A true CN110577201A (en) | 2019-12-17 |
Family
ID=68811585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910832730.0A Pending CN110577201A (en) | 2019-09-04 | 2019-09-04 | Intelligent phosphine generator system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110577201A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113012333A (en) * | 2021-02-23 | 2021-06-22 | 郑州贝博电子股份有限公司 | A wisdom access control system for grain depot operation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108184995A (en) * | 2018-02-11 | 2018-06-22 | 安徽博微长安电子有限公司 | Aluminum phosphate intelligence gassing machine |
| CN208242726U (en) * | 2017-11-10 | 2018-12-18 | 广州岭南穗粮谷物股份有限公司 | A kind of intelligence circulation fumigating system for granary |
| CN210795774U (en) * | 2019-09-04 | 2020-06-19 | 安徽博微长安电子有限公司 | Intelligent phosphine generator system |
-
2019
- 2019-09-04 CN CN201910832730.0A patent/CN110577201A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208242726U (en) * | 2017-11-10 | 2018-12-18 | 广州岭南穗粮谷物股份有限公司 | A kind of intelligence circulation fumigating system for granary |
| CN108184995A (en) * | 2018-02-11 | 2018-06-22 | 安徽博微长安电子有限公司 | Aluminum phosphate intelligence gassing machine |
| CN210795774U (en) * | 2019-09-04 | 2020-06-19 | 安徽博微长安电子有限公司 | Intelligent phosphine generator system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113012333A (en) * | 2021-02-23 | 2021-06-22 | 郑州贝博电子股份有限公司 | A wisdom access control system for grain depot operation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205759329U (en) | A kind of fire supply system intelligent controlling device | |
| CN201612961U (en) | Fire extinguishing plant and fire extinguishing system for wind power generator cabin | |
| CN102961842A (en) | Fire alarm joint control system applied to chemical enterprise | |
| CN205127250U (en) | Automatic monitored control system that patrols and examines of fire control water supply installation | |
| CN210795774U (en) | Intelligent phosphine generator system | |
| CN205461541U (en) | Automatic mist spray dust removal heat sink of intelligence | |
| CN103272359A (en) | Real-time monitoring system and method for fire water supply system of building | |
| CN201383104Y (en) | Digital multi-functional special-purpose fire water supply device controller | |
| CN110577201A (en) | Intelligent phosphine generator system | |
| CN203164663U (en) | Intelligent protection device for oil extraction equipment | |
| CN2906709Y (en) | Field bus-based distributed automatic control and protection system for coal mine emulsion pump station | |
| CN203906322U (en) | Deep-well pump control device beneficial for preventing no-load pumping | |
| CN204134095U (en) | Extinguishing device and water system thereof between cooking operation | |
| CN104127979A (en) | Fire extinguishing device for cooking operating room and water supply system thereof | |
| CN104383653A (en) | Intelligent inspection system for fire pump | |
| CN204246722U (en) | A kind of fire pump intelligent inspection system | |
| CN207575626U (en) | A kind of electrical inspection actuator for preventing fire pump rust dead | |
| CN116350991A (en) | Fire-fighting equipment inspection system | |
| CN203183559U (en) | Fire protecting and alarming linkage control system for chemical enterprises | |
| CN105573223A (en) | Novel gas leak monitoring system | |
| CN107562011A (en) | A kind of cast tube production line security protection control system and its control method | |
| CN204121655U (en) | There is the fire-fighting water supply network intelligent inspection system of combat exercise | |
| CN207380529U (en) | A kind of cast tube production line security protection control system | |
| CN206960941U (en) | A kind of LNG gas stations station control device | |
| CN202724529U (en) | Fire fighting apparatus control and fault alarm system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |