CN114856009B - Electroosmosis pulse anti-seepage dehumidification system and method - Google Patents
Electroosmosis pulse anti-seepage dehumidification system and method Download PDFInfo
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- CN114856009B CN114856009B CN202210552569.3A CN202210552569A CN114856009B CN 114856009 B CN114856009 B CN 114856009B CN 202210552569 A CN202210552569 A CN 202210552569A CN 114856009 B CN114856009 B CN 114856009B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/70—Drying or keeping dry, e.g. by air vents
- E04B1/7007—Drying or keeping dry, e.g. by air vents by using electricity, e.g. electro-osmosis
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16504—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed
- G01R19/16509—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the components employed using electromagnetic relays, e.g. reed relay
Abstract
The invention relates to the technical field of electro-osmosis water prevention, and provides an electro-osmosis pulse anti-seepage dehumidification system and an electro-osmosis pulse anti-seepage dehumidification method, wherein the electro-osmosis pulse anti-seepage dehumidification system comprises N positive electrodes, the N positive electrodes are arranged on M sections in a structure body to be dehumidified, and N is larger than or equal to M; m is a natural number; n negative electrodes arranged on M sections outside the structure body; a positive electrode and a negative electrode form a group of pulse dehumidification loops; at least one group of pulse dehumidification loops are correspondingly arranged in any interval; the first processor is connected with the pulse generation circuit and is used for receiving the current data and adjusting the voltage and the frequency of electroosmosis pulses in the pulse dehumidification loop; the system utilizes the electroosmosis principle and combines pulse current to lead water molecules in the structure body to directionally migrate under the action of an electric field, so as to remove free water in or on the surface of pores in the structure body; and the humidity feedback is carried out on the intervals of the structure body, and the electroosmosis time and frequency of the structure body can be dynamically adjusted.
Description
Technical Field
The invention relates to the technical field of electroosmosis water prevention, in particular to an electroosmosis pulse anti-seepage dehumidification system and method.
Background
In the building waterproof technology, there is an electroosmosis waterproof technology, which belongs to a hidden project, an anode is buried in a concrete structure in advance, a cathode is buried outside the concrete structure, pulse current is generated by an electroosmosis processor and acts on the anode and the cathode, the anode and the cathode are electrified to generate current to form an electromagnetic field, the generated current ionizes water molecules in capillaries or holes through positive and negative electrodes, ionized water moves from the anode to the cathode, the moving force of the ionized water is the electromagnetic force generated inside and outside the structure and is stronger than the gravity of water and the siphon force of capillary tissues, so that the water entering the capillaries is discharged to the outer side of the structure, and the wet structure is gradually dried. As long as the system remains open, the water is always moving in a wet direction and will not flow back again into the inside of the structure.
However, in practical application, the less and the better the water in the concrete structure is, if the water content of the concrete structure is too low, dehydration cracking of the concrete structure may be caused; and the conditions are different from place to place of the structure as the object to be dehumidified, and thus cannot be generalized. As shown in fig. 1, fig. 1 is a plan view of a room, in which a positive electrode is buried inside and a negative electrode is buried outside, and the direction indicated by an arrow is the moving direction of free water in walls under the action of an electric field, but the water contents in the four walls of the room may not be the same, and problems may occur when electroosmosis technology is applied to the room. Because the water contents in the four walls are not the same, under the condition that the water contents in the four walls are relatively large, the same pulse current is output to the four walls, so that some walls can be excessively dehydrated and cracked, or the electroosmosis effect of the other walls is insufficient, and the water discharge is insufficient.
Disclosure of Invention
The invention provides an electroosmosis pulse impermeability dehumidification system, and aims to solve the problems that the traditional electroosmosis pulse impermeability dehumidification system has no capability of dynamically adjusting electroosmosis time and frequency of each part of a structure body and lacks a mechanism for feeding back humidity of each part of the structure body. The invention also aims to provide an electroosmosis pulse anti-seepage dehumidification method which solves the problems.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
an electroosmotic pulse permeation resistant dehumidification system, comprising:
n positive electrodes, N is a natural number and N is not less than 2, wherein the N positive electrodes are arranged on M sections inside a structure body to be dehumidified or on M sections inside the structure body, and N is not less than M; m is a natural number; the structure body can be houses, wall paintings, sculptures, earth dams and the like; each section may refer to each wall of a house, or a multi-sided wall painting on the same wall, etc., and is not particularly limited herein;
n negative electrodes arranged on M sections outside the structure body; a positive electrode and a negative electrode form a group of pulse dehumidification loops; at least one group of pulse dehumidification loops are correspondingly arranged in any interval;
the first processor is connected with the pulse generation circuit and is used for receiving the current data and adjusting the voltage and the frequency of electroosmosis pulses in the pulse dehumidification loop;
the pulse generating circuit is connected with the pulse dehumidifying circuit and is used for loading the generated pulse current on the positive electrode and the negative electrode so as to form an electric field capable of enabling free water to directionally migrate on the structural body; the pulse generating circuit comprises a pulse driving circuit and a pulse generator;
and the information acquisition circuit is used for collecting current data of any positive electrode port or current data of any negative electrode port to send to the first processor.
The system utilizes the electroosmosis principle, combines pulse current, adopts safe low voltage, enables water molecules in the structure body to directionally migrate under the action of an electric field, and can remove free water in or on the surface of pores in the structure body.
The system is characterized in that a plurality of sections are arranged on the structure body, and each section is correspondingly provided with at least one group of pulse dehumidification loops, so that the anti-seepage dehumidification system can perform independently controllable electroosmosis on each section of the structure body; the information acquisition circuit and the communication circuit are arranged to test and collect the current data in any section, so that the first processor can judge the water content in a section of the structure body by receiving and comparing the current data; the higher the water content of a certain section of the structure body is, the larger the current in the pulse dehumidification loop is, so that the first processor can judge the water content of the structure body in the section according to the current so as to adjust the frequency and the size of the pulse current and prevent the structure body from being excessively dehydrated to cause dry cracking.
Further, relays for controlling on-off of the pulse dehumidification loops are arranged in each group of pulse dehumidification loops, any relay is connected with a second processor, and the second processor is further connected with an information acquisition circuit. The second processor controls the on-off of the relay in any interval according to the current. When the system is used for dehumidifying houses, the negative electrode is a carbon rod and is buried in soil outside the houses; when the system is in a state that a power supply is started, all pulse dehumidification loops are in a working state; if the current in the pulse dehumidification loop is excessively large, the carbon rod possibly receives the protruding part of the steel bar in the wall extending into the soil, and the second processor judges to disconnect the relay in the pulse dehumidification loop corresponding to the section after receiving and comparing. The first processor and the second processor may be 89C51 single chip processors, and the like, so long as the comparison processing of the power supply information values can be realized, and the control instruction can be sent, which is not limited herein.
Further, the information acquisition circuit is connected with the second processor, and the second processor is connected with the first processor through the communication circuit. The communication circuit is used as a bidirectional information conduction channel between the first processor and the second processor, and is used for transmitting the current data to the first processor and also used for transmitting control instructions of the first processor to the second processor.
Further, the electroosmosis pulse anti-seepage dehumidification system is provided with N pulse dehumidification loops, and the information acquisition circuit comprises 2N measuring resistors, a first gating chip and a second gating chip;
the 2N measuring resistors are respectively and correspondingly connected in series at the positive electrode and the negative electrode of the N pulse dehumidification loops; the two ends of the measuring resistor are respectively a first sampling end and a second sampling end;
the first sampling ends of the 2N measuring resistors are correspondingly connected with 2N input ends of a first gating chip, and the output end of the first gating chip is also connected with the non-inverting input end of the operational amplifier;
the second sampling ends of the 2N measuring resistors are correspondingly connected with 2N input ends of a second gating chip, and the output end of the second gating chip is also connected with the inverting input end of the operational amplifier;
the operational amplifier is connected into a differential amplifier mode;
the output end of the operational amplifier is also connected with an ADC port of the processing module;
during data acquisition, the ith channel of the first gating chip and the ith channel of the second gating chip are simultaneously gated, i=1, 2, … … and 2N, and the measuring resistors in each group of pulse dehumidification loops are sequentially connected into the information acquisition circuit.
Further, the electroosmosis pulse permeation-resistant dehumidification system also comprises a rectification circuit, wherein the rectification circuit is used for converting alternating current voltage provided by a power supply into direct current working voltage for the electroosmosis pulse permeation-resistant dehumidification system to work. The rectification circuit converts alternating current voltage of the power supply into ultra-low voltage direct current, and the highest direct current working voltage is preferably 24 volts, so that the safety of a person is ensured.
Further, the first processor is connected with an internet of things module, and the internet of things module is connected with a network port circuit. A user can issue a command to the first processor and the second processor through the Internet of things module, control the on-off of the pulse dehumidification loop and adjust the frequency and the magnitude of the pulse current. If the majority of relays are turned off, the pulse generation circuit is only subjected to a small pulse current, and free water in these sections can be released from the structure more quickly.
Further, a protection component is also included;
the protection circuit is connected with the pulse generating circuit and the pulse dehumidification loop;
the protection component is used for protecting the pulse dehumidification loop when the current value or the voltage value is larger than a set protection value between the pulse generation circuit and the pulse dehumidification loop. The protection component may be an over-current protection circuit or an over-voltage protection circuit.
An electroosmosis pulse impermeability dehumidification method is used for dehumidifying a structural body by using the electroosmosis pulse impermeability dehumidification system.
Further, the electroosmosis pulse anti-seepage dehumidification method comprises the following steps:
step one: impervious and dehumidified;
the first processor generates a control instruction to drive the pulse generating circuit to operate, the pulse generating circuit generates positive current according to the control instruction and sends the positive current to the positive electrode, generates negative current to the negative electrode, and forms an electric field capable of enabling free water to directionally migrate on the structural body; thereby driving the water ions, the fine charged particles, and the like to move from the positive electrode to the negative electrode, and discharging the free water as a target permeable structure.
Step two: information collection;
the information acquisition circuit collects current data of any positive electrode port or current data of any negative electrode port and sends the current data to the first processor; the higher the water content of a certain section of the structure body is, the larger the current in the pulse dehumidification loop is, so that the first processor can judge the water content of the section of the structure body according to the current;
step three: instruction optimization;
the first processor adjusts the frequency and the size of the pulse current according to the collected current data; such as preventing excessive electro-osmosis, leading to excessive dehydration of the structure and cracking.
Repeating the above steps.
Further, the step two includes a feedback protection step:
and a feedback protection step:
a relay for controlling the on-off of the pulse dehumidification loop is arranged in each group of pulse dehumidification loops, and any relay is connected with a second processor;
the gating chip sequentially collects the current data of each positive electrode port and the current data of each negative electrode port and sends the current data to the second processor through the amplifying circuit;
the second processor controls the relay to be opened or closed according to the feedback of the current data.
For example, when the system is used for house dehumidification, the negative electrode is a carbon rod, the carbon rod is buried in soil outside the house, if the current in a group of pulse dehumidification loops is abnormally excessive, the carbon rod can possibly be connected with a protruding part of a reinforcing steel bar in a wall, which protrudes into the soil, and the second processor controls the relay in the group of pulse dehumidification loops to be disconnected.
The beneficial effects of the invention are as follows:
1. the system utilizes the electroosmosis principle and combines pulse current to lead water molecules in the structure body to directionally migrate under the action of an electric field, so that free water in or on the surface of the pores in the structure body can be removed.
The first processor generates a control instruction to drive the pulse generating circuit to operate, the pulse generating circuit generates positive current according to the control instruction and sends the positive current to the positive electrode, generates negative current to the negative electrode, and forms an electric field capable of enabling free water to directionally migrate on the structural body; thereby driving the water ions, the fine charged particles, and the like to move from the positive electrode to the negative electrode, and discharging the free water as a target permeable structure.
2. The system carries out humidity feedback on each section of the structure by arranging a plurality of sections on the structure, and can dynamically adjust the electroosmosis time and frequency of each section of the structure;
the system is characterized in that a plurality of sections are arranged on the structure body, and each section is correspondingly provided with at least one group of pulse dehumidification loops, so that the anti-seepage dehumidification system can perform independently controllable electroosmosis on each section of the structure body; the information acquisition circuit and the communication circuit are arranged to test and collect the current data in any section, so that the first processor can judge the water content in a section of the structure body by receiving and comparing the current data; the higher the water content of a certain section of the structure body is, the larger the current in the pulse dehumidification loop is, so that the first processor can judge the water content of the structure body in the section according to the current so as to adjust the frequency and the size of the pulse current and prevent the structure body from being excessively dehydrated to cause dry cracking.
3. A relay for controlling the on-off of the pulse dehumidification loop is arranged in each group of pulse dehumidification loops, and any relay is connected with a second processor; the second processor controls the on-off of the relay in any interval according to the current. When the system is used for dehumidifying houses, the negative electrode is a carbon rod and is buried in soil outside the houses; when the system is in a state that a power supply is started, all pulse dehumidification loops are in a working state; if the current in the pulse dehumidification loop is excessively large, the carbon rod possibly receives the protruding part of the steel bar in the wall extending into the soil, and the second processor judges to disconnect the relay in the pulse dehumidification loop corresponding to the section after receiving and comparing. The second processor may turn off a majority of the relays to cause the pulse generating circuit to apply pulse current only to a small portion, thereby allowing free water in these regions to be released from the structure more quickly.
4. The device saves pins for the second processor by arranging the gating chip. For example, current data of 32 ports need to be collected, the gating chip is sequentially connected to the measuring resistor of each port, and then the current data is measured through the operational amplifier and transmitted to the second processor, so that pins of the second processor for receiving electric signals are reduced.
In summary, the system utilizes the electroosmosis principle and combines pulse current to lead water molecules in the structure body to directionally migrate under the action of an electric field, so that free water in or on the surface of the pores in the structure body can be removed; by providing a plurality of sections on the structure, humidity feedback is performed to sections around the structure, and the electroosmosis time and frequency around the structure can be dynamically adjusted.
Drawings
FIG. 1 is a top view of the electroosmosis technology described in the background art as applied to dehumidification of a room;
FIG. 2 is a schematic diagram of an electro-osmotic pulse anti-permeation and dehumidification system according to the present invention;
FIG. 3 is a schematic diagram of a first processor and peripheral circuits;
FIG. 4 is a schematic diagram of a second processor and peripheral circuitry;
FIGS. 5-6 are schematic diagrams of a portion of a pulsed dehumidification loop;
fig. 7 to 8 are schematic diagrams of communication circuit portions;
FIGS. 9-10 are circuits of a strobe chip and an operational amplifier connected thereto;
FIG. 11 is a graph of a pulse waveform generated by an electroosmotic pulse permeation resistant dehumidification system;
fig. 12 to 13 are schematic diagrams of an information acquisition circuit;
fig. 14 is a schematic diagram of an information acquisition circuit in another embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present invention, based on the embodiments of the present invention.
First, an electroosmosis pulse impermeability dehumidification system
An electroosmotic pulse permeation resistant dehumidification system, comprising:
n positive electrodes, N is a natural number and N is not less than 2, wherein the N positive electrodes are arranged on M sections inside a structure body to be dehumidified or on M sections inside the structure body, and N is not less than M; m is a natural number; the structure body can be houses, wall paintings, sculptures, earth dams and the like; each section may refer to each wall of a house, or a multi-sided wall painting on the same wall, etc., and is not particularly limited herein.
N negative electrodes arranged on M sections outside the structure body; a positive electrode and a negative electrode form a group of pulse dehumidification loops; at least one group of pulse dehumidification loops are correspondingly arranged in any interval; in this embodiment, P1, P2, P3 and … …, P16 represent 16 sets of pulse dehumidification loops.
The first processor is connected with the pulse generation circuit and is used for receiving the current data and adjusting the voltage and the frequency of electroosmosis pulses in the pulse dehumidification loop; IN this embodiment, the first processor is a main control chip U18, the pins OSC32-OUT and OSC32_IN of which are connected to the pulse generating circuit, and the main control chip U18 controls the frequency and the positive and negative pulse wavelength of the pulse generating circuit through software.
The pulse generating circuit is connected with the pulse dehumidifying circuit and is used for loading the generated pulse current on the positive electrode and the negative electrode so as to form an electric field capable of enabling free water to directionally migrate on the structural body; the pulse generating circuit comprises a pulse driving circuit and a pulse generator; the pulse generator comprises a generating circuit, a pulse amplifying circuit for amplifying the pulse signal to obtain a pulse electric signal and an overcurrent protection circuit.
And the information acquisition circuit is used for collecting current data of any positive electrode port or current data of any negative electrode port to send to the first processor.
The system utilizes the electroosmosis principle, combines pulse current, adopts safe low voltage, enables water molecules in the structure body to directionally migrate under the action of an electric field, and can remove free water in or on the surface of pores in the structure body.
The system is characterized in that a plurality of sections are arranged on the structure body, and each section is correspondingly provided with at least one group of pulse dehumidification loops, so that the anti-seepage dehumidification system can perform independently controllable electroosmosis on each section of the structure body; the information acquisition circuit and the communication circuit are arranged to test and collect the current data in any section, so that the first processor can judge the water content in a section of the structure body by receiving and comparing the current data; the higher the water content of a certain section of the structure body is, the larger the current in the pulse dehumidification loop is, so that the first processor can judge the water content of the structure body in the section according to the current so as to adjust the frequency and the size of the pulse current and prevent the structure body from being excessively dehydrated to cause dry cracking.
Further, relays for controlling on-off of the pulse dehumidification loops are arranged in each group of pulse dehumidification loops, any relay is connected with a second processor, and the second processor is further connected with an information acquisition circuit. The second processor controls the on-off of the relay in any interval according to the current. When the system is used for dehumidifying houses, the negative electrode is a carbon rod and is buried in soil outside the houses; when the system is in a state that a power supply is started, all pulse dehumidification loops are in a working state; if the current in the pulse dehumidification loop is excessively large, the carbon rod possibly receives the protruding part of the steel bar in the wall extending into the soil, and the second processor judges to disconnect the relay in the pulse dehumidification loop corresponding to the section after receiving and comparing. The first processor and the second processor may be 89C51 single chip processors, and the like, so long as the comparison processing of the power supply information values can be realized, and the control instruction can be sent, which is not limited herein. In this embodiment, pins K01N to K32N of the chip of the second processor are respectively connected to bases of the transistors Q1 to Q32, and on/off of the relays K1 to K32 is controlled through the transistors.
Further, the information acquisition circuit is connected with the second processor, and the second processor is connected with the first processor through the communication circuit. The communication circuit is used as a bidirectional information conduction channel between the first processor and the second processor, and is used for transmitting the current data to the first processor and also used for transmitting control instructions of the first processor to the second processor.
The communication circuit comprises communication chips U14 and U28, the CAN_RX pin and the CAN_TX pin of the second processor chip are respectively connected with the VOA pin and the VIB pin of the chip U14, the VIA pin and the VOB pin of the chip U14 are respectively connected with the TXD pin and the RXD pin of the chip U28, and the communication circuit is connected with the MCXH pin of the main control chip U18.
Further, the electroosmosis pulse anti-seepage dehumidification system is provided with N pulse dehumidification loops, and the information acquisition circuit comprises 2N measuring resistors, a first gating chip and a second gating chip;
the 2N measuring resistors are respectively and correspondingly connected in series at the positive electrode and the negative electrode of the N pulse dehumidification loops; the two ends of the measuring resistor are respectively a first sampling end and a second sampling end;
the first sampling ends of the 2N measuring resistors are correspondingly connected with 2N input ends of a first gating chip, and the output end of the first gating chip is also connected with the non-inverting input end of the operational amplifier;
the second sampling ends of the 2N measuring resistors are correspondingly connected with 2N input ends of a second gating chip, and the output end of the second gating chip is also connected with the inverting input end of the operational amplifier;
the operational amplifier is connected into a differential amplifier mode;
the output end of the operational amplifier is also connected with an ADC port (namely an A/D conversion interface) of the processing module;
during data acquisition, the ith channel of the first gating chip and the ith channel of the second gating chip are simultaneously gated, i=1, 2, … … and 2N, and the measuring resistors in each group of pulse dehumidification loops are sequentially connected into the information acquisition circuit.
The gating chip is used for saving pins for the second processor. In this embodiment, 4 sets of strobe chips (only one set is shown in the drawing) are provided, wherein one set of chips includes a U5 chip and a U2 chip.
As shown in fig. 12 and 13, P1 and N1 respectively represent an anode and a cathode in the same group of pulse dehumidification loops, when the device is used for dehumidifying a wall, P1 may be a copper wire embedded in the wall, and N1 may be a carbon rod outside the wall;
taking the current data acquisition at the position P1 as an example, U2 is a first gating chip, and U5 is a second gating chip. U5 and U2 are synchronously gated, a first sampling end of a gating resistor R1 at one end of the U5, a second sampling end of the gating resistor R1 at one end of the U2, two input ends of an operational amplifier U1 are respectively connected with U2 and U5, and an output end of the operational amplifier U1 is connected with a second processor U18;
the second processor U18 controls the relay K1 to be closed, at the moment, the group of pulse dehumidification loops start to work, and current passes through the resistor R1; u2 and U5 are synchronously gated to access a first sampling end and a second sampling end of R1; the operational amplifier U1 compares the potential difference between two ends of the resistor R1; divided by the resistance of R1 to give the current data at P1.
As shown in the figure, the pin ADC1N of the U5 chip is connected with the inverting input end of the operational amplifier, the pin ADC1GND of the U2 chip is connected with the non-inverting input end of the operational amplifier, and the operational amplifier is connected with the DLADCP1 pin of the second processor chip.
In other embodiments, as shown in fig. 14, the information acquisition circuit includes a strobe chip and a measurement resistor Rx;
the cathodes of the N pulse dehumidification loops are correspondingly connected with N input ends of the gating chip, and the output ends of the gating chip are grounded through a measuring resistor RX; the output end of the gating chip is also connected with the ADC end of the controller (processor);
as shown in fig. 14, the gating chip has only one u 2; gating the negative electrodes N1-Nn by the gating chip; taking the current measurement at the N1 as an example, the U2 gates the sampling point at the N1, enables the N1 to be in butt joint with the resistor RX, measures the voltage on the resistor RX, and divides the voltage by the resistance value of the resistor RX to obtain the current in the N1 loop.
Further, the electroosmosis pulse permeation-resistant dehumidification system also comprises a rectification circuit, wherein the rectification circuit is used for converting alternating current voltage provided by a power supply into direct current working voltage for the electroosmosis pulse permeation-resistant dehumidification system to work. The rectification circuit converts alternating current voltage of the power supply into ultra-low voltage direct current, and the highest direct current working voltage is preferably 24 volts, so that the safety of a person is ensured.
Further, the first processor is connected with an internet of things module, and the internet of things module is connected with a network port circuit. A user can issue a command to the first processor and the second processor through the Internet of things module, control the on-off of the pulse dehumidification loop and adjust the frequency and the magnitude of the pulse current. If the majority of relays are turned off, the pulse generation circuit is only subjected to a small pulse current, and free water in these sections can be released from the structure more quickly.
Further, a protection component is also included;
the protection circuit is connected with the pulse generating circuit and the pulse dehumidification loop;
the protection component is used for protecting the pulse dehumidification loop when the current value or the voltage value is larger than a set protection value between the pulse generation circuit and the pulse dehumidification loop. The protection component may be an over-current protection circuit or an over-voltage protection circuit.
(II) an electroosmosis pulse impermeability dehumidification method
An electroosmosis pulse impermeability dehumidification method is used for dehumidifying a structural body by using the electroosmosis pulse impermeability dehumidification system.
Further, the electroosmosis pulse anti-seepage dehumidification method comprises the following steps:
step one: impervious and dehumidified;
the first processor generates a control instruction to drive the pulse generating circuit to operate, the pulse generating circuit generates positive current according to the control instruction and sends the positive current to the positive electrode, generates negative current to the negative electrode, and forms an electric field capable of enabling free water to directionally migrate on the structural body; thereby driving the water ions, the fine charged particles, and the like to move from the positive electrode to the negative electrode, and discharging the free water as a target permeable structure.
Step two: information collection;
the information acquisition circuit collects current data of any positive electrode port or current data of any negative electrode port and sends the current data to the first processor; the higher the water content of a certain section of the structure body is, the larger the current in the pulse dehumidification loop is, so that the first processor can judge the water content of the section of the structure body according to the current;
step three: instruction optimization;
the first processor adjusts the frequency and the size of the pulse current according to the collected current data; such as preventing excessive electro-osmosis, leading to excessive dehydration of the structure and cracking.
Repeating the above steps.
Further, the step two includes a feedback protection step:
and a feedback protection step:
a relay for controlling the on-off of the pulse dehumidification loop is arranged in each group of pulse dehumidification loops, and any relay is connected with a second processor;
the gating chip sequentially collects the current data of each positive electrode port and the current data of each negative electrode port and sends the current data to the second processor through the amplifying circuit;
the second processor controls the relay to be opened or closed according to the feedback of the current data.
For example, when the system is used for house dehumidification, the negative electrode is a carbon rod, the carbon rod is buried in soil outside the house, if the current in a group of pulse dehumidification loops is abnormally excessive, the carbon rod can possibly be connected with a protruding part of a reinforcing steel bar in a wall, which protrudes into the soil, and the second processor controls the relay in the group of pulse dehumidification loops to be disconnected.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (7)
1. An electroosmotic pulse permeation resistant dehumidification system, comprising:
n positive electrodes, N is a natural number and N is not less than 2, wherein the N positive electrodes are arranged on M sections inside a structure body to be dehumidified or on M sections inside the structure body, and N is not less than M; m is a natural number;
n negative electrodes arranged on M sections outside the structure body; a positive electrode and a negative electrode form a group of pulse dehumidification loops; at least one group of pulse dehumidification loops are correspondingly arranged in any interval;
the first processor is connected with the pulse generation circuit and is used for receiving the current data and adjusting the voltage and the frequency of electroosmosis pulses in the pulse dehumidification loop;
the pulse generating circuit is connected with the pulse dehumidifying circuit and is used for loading the generated pulse current on the positive electrode and the negative electrode so as to form an electric field capable of enabling free water to directionally migrate on the structural body;
the information acquisition circuit is used for collecting current data of any positive electrode port or current data of any negative electrode port to send to the first processor;
a relay for controlling the on-off of the pulse dehumidification loop is arranged in each group of pulse dehumidification loops, any relay is connected with a second processor, and the second processor is also connected with an information acquisition circuit;
the information acquisition circuit is connected with the second processor, and the second processor is connected with the first processor through the communication circuit;
the electroosmosis pulse anti-seepage dehumidification system is provided with N pulse dehumidification loops, and the information acquisition circuit comprises 2N measuring resistors, a first gating chip and a second gating chip;
the 2N measuring resistors are respectively and correspondingly connected in series at the positive electrode and the negative electrode of the N pulse dehumidification loops; the two ends of the measuring resistor are respectively a first sampling end and a second sampling end;
the first sampling ends of the 2N measuring resistors are correspondingly connected with 2N input ends of a first gating chip, and the output end of the first gating chip is also connected with the non-inverting input end of the operational amplifier;
the second sampling ends of the 2N measuring resistors are correspondingly connected with 2N input ends of a second gating chip, and the output end of the second gating chip is also connected with the inverting input end of the operational amplifier;
the operational amplifier is connected into a differential amplifier mode;
the output end of the operational amplifier is also connected with an ADC port of the processing module;
during data acquisition, the ith channel of the first gating chip and the ith channel of the second gating chip are simultaneously gated, i=1, 2, … … and 2N, and the measuring resistors in each group of pulse dehumidification loops are sequentially connected into the information acquisition circuit.
2. The electro-osmotic pulse anti-osmotic dehumidification system of claim 1, further comprising a rectifying circuit for converting an ac voltage provided by a power supply to a dc operating voltage for operation of the electro-osmotic pulse anti-osmotic dehumidification system.
3. The electro-osmotic pulse anti-permeation and dehumidification system of claim 1, wherein the first processor is coupled to an internet of things module, the internet of things module being coupled to the network port circuit.
4. An electroosmotic pulse permeation resistant dehumidification system as recited in claim 1, further comprising a protective assembly;
the protection circuit is connected with the pulse generating circuit and the pulse dehumidification loop.
5. An electroosmotic pulse permeation-resistant dehumidification method, characterized in that the structure is dehumidified using the electroosmotic pulse permeation-resistant dehumidification system according to any one of claims 1 to 4.
6. An electroosmotic pulse permeation resistant dehumidification method according to claim 5, comprising the steps of:
step one: impervious and dehumidified;
the first processor generates a control instruction to drive the pulse generating circuit to operate, the pulse generating circuit generates positive current according to the control instruction and sends the positive current to the positive electrode, generates negative current to the negative electrode, and forms an electric field capable of enabling free water to directionally migrate on the structural body;
step two: information collection;
the information acquisition circuit collects current data of any positive electrode port or current data of any negative electrode port and sends the current data to the first processor;
step three: instruction optimization;
the first processor adjusts the frequency and the size of the pulse current according to the collected current data;
repeating the above steps.
7. An electroosmotic pulse permeation resistant dehumidification method according to claim 6, wherein in step two, a feedback protection step is included:
and a feedback protection step:
a relay for controlling the on-off of the pulse dehumidification loop is arranged in each group of pulse dehumidification loops, and any relay is connected with a second processor;
the gating chip sequentially collects the current data of each positive electrode port and the current data of each negative electrode port and sends the current data to the second processor;
the second processor controls the relay to be opened or closed according to the feedback of the current data.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1746214A2 (en) * | 2005-04-22 | 2007-01-24 | Egbert Nensel | Method and arrangement for drying masonry and buildings by electro osmosis |
| CN101051060A (en) * | 2007-04-13 | 2007-10-10 | 博耳(无锡)电力成套有限公司 | Multiple llop multifunction power comprehensive communication instrument |
| CN106168636A (en) * | 2016-08-26 | 2016-11-30 | 山东天海科技股份有限公司 | Battery voltage acquisition circuit for battery management system |
| CN111139942A (en) * | 2020-01-14 | 2020-05-12 | 长沙同强电子科技有限公司 | Dehumidification system and dehumidification method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040112747A1 (en) * | 1995-07-19 | 2004-06-17 | Kjell Utklev | Method and device for regulating and optimizing transport of humidity by means of electroosmosis |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1746214A2 (en) * | 2005-04-22 | 2007-01-24 | Egbert Nensel | Method and arrangement for drying masonry and buildings by electro osmosis |
| CN101051060A (en) * | 2007-04-13 | 2007-10-10 | 博耳(无锡)电力成套有限公司 | Multiple llop multifunction power comprehensive communication instrument |
| CN106168636A (en) * | 2016-08-26 | 2016-11-30 | 山东天海科技股份有限公司 | Battery voltage acquisition circuit for battery management system |
| CN111139942A (en) * | 2020-01-14 | 2020-05-12 | 长沙同强电子科技有限公司 | Dehumidification system and dehumidification method thereof |
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