82 results about "Balance water" patented technology

The utility model provides an active dynamic balancing device based on a tower crane. The active dynamic balancing device comprises a tower body, a working arm and a balancing arm, wherein the working arm and the balancing arm are fixedly mounted on two sides of the top of the tower body respectively; a water storage tank and a balance water tank are fixedly mounted on the balance arm, and the bottom of the water storage tank is communicated with the balance water tank through a connecting pipeline; and a control valve group for controlling water distribution between the water storage tank and the balance water tank is arranged on the connecting pipeline. According to the utility model, the balance weight of the balance arm is designed into the capacity-adjustable water tank, the working moment is balanced by utilizing the moment generated by the dead weight of the water body, the volume of the balanced water body is adjusted in real time according to requirements, so that the moment is changed, and the quantity of the water body distributed in the water storage tank and the balanced water tank is adjusted in real time according to the working moment. And the balance moment is synchronously equal to the working moment in real time.

The utility model relates to a multi-stage pump balance water pipe structure with intelligent detection and self-adaptive adjustment functions. The balance water pipe structure comprises a high-pressure side flange, a balance water pipe, a pressure guide pipe, an instrument valve, a pressure gauge and a low-pressure side flange. The two ends of the balance water pipe are fixed to the high-pressure side flange and the low-pressure side flange respectively, the high-pressure side flange is connected with the high-pressure side of the multi-stage pump, and the low-pressure side flange is connected with the low-pressure side of the multi-stage pump. A circular ring and a pressure guide pipe are arranged on the balance water pipe body; an instrument valve is installed on the pressure guiding pipe, and a pressure gauge is installed on the instrument valve. The circular ring is arranged at the special position of the balance water pipe, and the circular ring can be automatically adjusted when the pump expands with heat and contracts with cold. When the pump is heated to expand, the circular ring can expand outwards, and certain space compensation is provided for extension of the pump. According to the utility model, the pressure value of liquid in the balance water pipe can be read in real time. When the pressure value exceeds a normal range, an alarm signal can be triggered in time.

The embodiment of the application provides a gravity self-balancing uniform water distribution system, which comprises first, second and third stage gravity self-balancing water distribution pipelines. Each second stage gravity self-balancing water distribution pipeline is connected to the first stage gravity self-balancing water distribution pipeline, and each third stage gravity self-balancing water distribution pipeline is connected to the second stage gravity self-balancing water distribution pipeline. The circulating water of the cooling tower is automatically depressurized after entering the first stage gravity self-balancing water distribution pipeline, and flows into each second stage gravity self-balancing water distribution pipeline on the basis of the self-weight of the water to realize double uniform water distribution. The water level height of each second stage gravity self-balancing water distribution pipeline is consistent, and the water inlet flows to the third stage gravity self-balancing water distribution pipeline again. The pressure at each water nozzle directly or indirectly connected to the third stage gravity self-balancing water distribution pipeline is consistent, and the water outlet of each water nozzle and the spraying area are substantially the same, so that uniform water distribution is realized, the water inlet is not affected by the water pressure, and the cooling efficiency of the cooling tower is significantly improved.

The invention is applicable to the technical field of cleaning equipment, and discloses a pressure relief and filtration integrated device which is slidably clamped in a water tank capable of continuously and circularly filtering inlet and outlet water, the water tank is provided with a bayonet part, and the pressure relief and filtration integrated device comprises a filtration assembly and a pressure relief assembly; the filtering assembly is provided with a framework, the front end wall and the rear end wall of the framework are solid walls, and a water outlet connector and an exhaust connector are formed in the front end wall abutting against the bottom wall of the bayonet part of the water tank. The pressure relief assembly is arranged at one end of the filtering assembly, is detachably connected with the framework in the filtering assembly and is provided with a pressure relief channel, and one end of the pressure relief channel is connected to the exhaust connector and abuts against the inner wall of the clamping end face of the water tank; sewage sent back to the water tank is fully contacted with the filtering assembly and then filtered into clear water which can be sent out of the water tank again. During use, the circulating cleaning container is in a moving state, so that the pressure relief assembly can play a role inevitably, the pressure in the containing cavity can be released, and the pressure inside and outside the water tank is balanced.

The invention belongs to the technical field of sewage treatment, and particularly relates to a water treatment sedimentation tank communication port self-adaptive flow adjusting device which comprises a tank body and a partition wall arranged in the tank body, and a communication hole is formed in the side wall of the partition wall. The valve body frame is fixedly arranged in the communicating hole, and a water body channel is formed in the valve body frame; and the flow adjusting mechanism is arranged in the water body channel, and the flow adjusting mechanism is used for changing the overflowing area of the water body channel. The water level difference of the two sides of the partition wall is sensed through the pressure sensing mechanism, the linkage transmission mechanism drives the flow adjusting mechanism to dynamically change the overflowing area of the water channel, self-adaptive flow adjustment is achieved, flow fluctuation can be coped, the water level can be balanced, and the sedimentation time and efficiency are guaranteed; meanwhile, the internal pressure sensing diaphragm and the filter screen are convenient to clean or replace, and the maintenance difficulty is reduced; in addition, the cost is low, the manual operation and maintenance burden is reduced, and the problem of high failure rate of an electric or pneumatic device is avoided.

The invention discloses a degradable liquid rubber plug and a method for plugging a shaft by using the same, and relates to the technical field of petroleum engineering well plugging. The invention provides a degradable liquid rubber plug and a shaft plugging method. The rubber plug is prepared from 10 wt%-20 wt% of polylactic acid particles, 3 wt%-6 wt% of sodium alginate, 1 wt%-3 wt% of nano silicon dioxide, 0.2 wt%-0.5 wt% of ammonium persulfate and the balance water. In a shaft environment at 90-130 DEG C, the initial viscosity of the rubber plug system is 80 + / -5 mPa.s, the rubber plug system is thickened to 5000 mPa.s within 20 min to form gel, and the pressure bearing capacity is larger than or equal to 20 MPa; and when meeting an acidic solution with the pH value of 1-3, the coating can be completely degraded within 60-120 minutes without solid phase residues. The temporary plugging device is suitable for temporary plugging of the well depth within 3000m, and drilling and milling operation is not needed for unplugging.

The invention relates to an electric hydrofoil water vehicle, which adopts an automatic balancing technology, dynamically balances the water vehicle according to acceleration caused by pitching change, and automatically maintains the water vehicle at a preset height. The speed of the water vehicle can be controlled through the center-of-gravity shift of the rider or the forward and backward movement of the hydrofoil relative to the hull.

This utility model relates to the field of water purifier technology. It addresses the problem in existing ice purifiers where melted ice water is discharged into an ice tank for recycling, but the open structure of the ice tank allows bacteria to grow and contaminate the water source, leading to further contamination of the internal water supply. This utility model includes a balance tank, an evaporator, an ice storage tank, and a water receiving box. The balance tank and evaporator are connected, and all three are connected to the water receiving box. A room-temperature water valve is installed on the pipes connecting the balance tank, evaporator, and water receiving box. This utility model is used for wastewater discharge from ice purifiers.

This invention provides a device for testing the water permeability of a retroreflector, comprising: a main body of the testing device and a retroreflector. A control host is mounted on the upper part of the main body of the testing device, and a test water tank is mounted on the main body of the testing device. Extension plates are mounted on both sides of the test water tank, and lifting components are mounted on the extension plates to adjust the retroreflector to enter the water for water permeability testing. A base is fixedly connected to the lifting components, and a sealed installation chamber is mounted on the top of the base. The lifting components of this invention balance water pressure through a group of permeable holes to ensure a stable testing environment; the first and second bevel gears drive the clamping part to rotate 180°, enabling water permeability testing of each group of retroreflectors from both sides without disassembly; the first and second clamping plates self-adaptively clamp the contact pad, providing anti-slip and anti-damage surface functions, and the overall design balances efficiency, compatibility, and reliability.

The present invention provides a kettle capable of achieving both waterstop and ease of attachment and detachment of a lid. A kettle is provided with: a container main body which has a bottomed cylindrical shape with an upward opening and is capable of accommodating a beverage; and a flow path forming member that can be attached to and detached from the opening of the container main body and has a flow path through which the beverage in the container main body passes and is discharged to the outside. The flow path is always in an open state through which the beverage can pass. The container main body has protrusions (24, 25) which are arranged in the vertical direction and have an annular convex shape on the inner peripheral surface of the opening. The flow path forming member is provided with a flow path forming main body section attached to the interior of the opening section. The flow path forming main body part is provided with: a sealing part which has a circular ring shape along the inner circumferential surface of the opening part and is in contact with the convex part (24) so that the beverage does not pass through a part other than the flow path; and a retaining part which is positioned on the upper side of the sealing part, has a circular ring shape along the inner circumferential surface of the opening part, and is hooked to the convex part (25) in order to keep the flow path forming member in a retaining state.

This utility model discloses a tank-type stacked pressure-free variable frequency secondary water supply device, relating to the technical field of water supply equipment. It includes a flow stabilizing tank, a pump assembly, a pressure stabilizing tank, and a detection assembly. The flow stabilizing tank is connected to the equipment's inlet pipe. The pump assembly is connected to the outlet pipe of the flow stabilizing tank and includes multiple pump units, each independently frequency-controlled, pumping water to the outlet pipe. The pressure stabilizing tank is connected to the outlet pipe and used to balance water pressure fluctuations. The pressure stabilizing tank includes a shell and multiple air chambers, each with a different internal pressure. The detection assembly, located on the outlet pipe, includes a pressure sensor and a pressure switch. The pressure sensor detects water pressure changes on the outlet pipe, and the pressure switch controls the start and stop of the pump units. The technical solution provided by this utility model aims to solve the problem of insufficient capacity of traditional large-capacity single-chamber tanks to cope with high-frequency pressure fluctuations, ensuring a stable water supply.

1. Name of the designed product: packing box (secret balance water and milk formal + sample). 2. Use of the designed product: for packing box. 3. Design points of the designed product: in the pattern. 4. Picture or photo that best indicates the design points: design 1 front view. 5. Design 1 is designated as the basic design.

The invention relates to a land platform for testing the performance of a high-flow high-lift water pump and a test method. A land platform for testing the performance of a large-flow high-lift water pump comprises a first water tank and a second water tank, and the first water tank and the second water tank are communicated through at least two communicating pipes. The first water tank is connected with the water supply mother pipe through the water supply pipe group; a water outlet is formed in the first water tank and connected with a water inlet of a water pump to be tested through a first connecting pipe, a water outlet of the water pump to be tested is connected with a collecting pipe through a second connecting pipe, a plurality of water return branch pipes are installed on the collecting pipe, a pressure stabilizing pipe is installed at the end of each water return branch pipe, and the end of each pressure stabilizing pipe extends into the second water tank. By arranging the first water tank, the second water tank, the collecting pipe, the pressure stabilizing pipe and the communicating pipe, double-water-tank dynamic balance water circulation can be achieved, multi-stage buffering can be carried out, the accuracy of a test result is effectively improved, equipment loss is reduced, and operation safety is improved.

The utility model discloses an underwater vision inspection robot integrated with a suspension balance stabilizing device, which relates to the technical field of inspection robots and comprises a machine body and a balance component, a main water tank is mounted on the inner side of the machine body, and the balance component for improving stability is arranged at the upper end of the main water tank. And the balance assembly comprises a power box, a mounting groove, a first telescopic corrugated pipe, a balance water tank and a water passing pipe, the mounting groove is formed in the power box, the outer side of the power box is connected with the first telescopic corrugated pipe, the end of the first telescopic corrugated pipe is connected with the balance water tank, and the water passing pipe is mounted at the lower end of the side edge of the balance water tank. According to the underwater vision inspection robot integrated with the suspension balance stabilizing device, movement of the balance water tanks is controlled through stretching and retracting of the electric push rods in the first telescopic corrugated pipe, the annularly-distributed balance water tanks convey different water amounts in the water passing pipe, suspension balance of the robot body is assisted by the four balance water tanks, and the use stability of the robot body is improved.

The utility model relates to a coil pipe water inlet and outlet structure for preventing a water hammer of a surface air cooler and a heating coil pipe, and belongs to the technical field. The device mainly comprises a mounting plate, a conveying straight pipe, a connecting bent pipe, a water inlet connecting pipe, a water inlet shunt pipe, a water inlet diverging pipe, a guide plate, a water outlet connecting pipe, a water outlet shunt pipe and a water outlet diverging pipe, fluid is guided into the water inlet diverging pipe through the water inlet diverging pipe and the guide plate, water flow is gradually expanded in the water inlet diverging pipe, the water flow speed can be effectively reduced, the fluid is dispersed through the water inlet diverging pipe, the water flow pressure is balanced, the fluid is evenly distributed in the conveying straight pipe, and the fluid flows in the conveying straight pipe. Communication between different conveying straight pipes is achieved through the connecting bent pipe, it is guaranteed that fluid is evenly distributed in the whole system, and finally the fluid flows out of the conveying straight pipes through the water outlet connecting pipe, enters the water outlet flow dividing pipe, is gradually expanded in the water outlet diverging pipe and finally flows out of the system.

A car wash device with a water pressure balancing function includes a body, a water tank, and a washing head housing. A pump and part of the delivery pipeline in the cleaning fluid delivery mechanism are installed inside the body. The water tank is a pressure-balancing tank, snapped onto the upper front side of the body, and includes a tank body and a pressure release mechanism located within the tank body. The pressure release mechanism includes a water-air separation component and a release component connected to the outside of the tank body. The washing head housing extends outward from the front of the body to engage with a wiping roller. Part of the delivery pipeline in the cleaning fluid delivery mechanism, and a section of the pipeline passing through the wiping roller, are installed inside the washing head housing. This car wash device can effectively and slowly release the pressure generated inside the water tank during vehicle washing, thus balancing the pressure inside and outside the tank.

The utility model discloses a water outlet valve and a water heater, and relates to the technical field of water heaters, the water outlet valve comprises a shell, a valve core and a lever mechanism, the valve core and the lever mechanism are arranged in the shell, a valve hole is arranged in the shell, the outer wall of the shell is provided with a communicating hole, and the communicating hole is used for communicating the shell with a water inlet end of a water inlet valve of a water inlet pipe. The lever mechanism comprises a lever and a support hinged to the middle of the lever, one end of the lever is rotationally connected to the valve element, and the other end of the lever is provided with a sealing piece for sealing the communicating hole. When the water outlet pipe stops discharging water, the valve element can move upwards to close the valve hole and drive the sealing piece to rotate downwards to close the communicating hole, at the moment, the water inlet valve is not communicated with the water outlet valve, the water inlet valve is kept in a closed state, and the water tank cannot supplement water. When the water tank leaks water, the water inlet valve is kept in a closed state under the action of pressure difference due to the fact that the pressure in the water tank is reduced; after the water tank leaks part of water, the pressure in the water tank is balanced with the atmospheric pressure, and the water tank stops leaking water, so that the problem of continuous water leakage of the water tank can be effectively inhibited.

The utility model discloses an adjusting device for a balance water bag of an inflatable life raft, which belongs to the technical field of inflatable life raft parts and comprises an upper floating tire and a lower floating tire, raft bottoms are arranged in the upper floating tire and the lower floating tire, raft boarding platforms are arranged on the side faces of the upper floating tire and the lower floating tire, and a tent is connected above the upper floating tire and the lower floating tire through tent columns. An entrance is formed in the surface of the tent, a polygonal frame body is arranged below the upper floating tire and the lower floating tire, a plurality of balance water bags are arranged on the polygonal frame body at intervals in a surrounding mode, the upper ends of the sides, with holes, of the outer side faces of the balance water bags are arranged on a frame of the polygonal frame body in a sleeved mode, and the side, close to the entrance, of the polygonal frame body is connected with an L-shaped adjusting support. According to the adjusting device, on one hand, the balance water bags on the periphery of the raft bottom can be moved and adjusted inwards and outwards, and on the other hand, the balance water bags can be rapidly drained, and when the life raft needs to advance or is dragged for rescue, the advancing resistance is rapidly reduced, and the rescue speed is increased.

The invention relates to a cold continuous rolling front warehouse steel coil uninterrupted spray cooling device which comprises a steel coil front warehouse, a water return pit and a water storage tank, the steel coil front warehouse is connected with the water return pit through a return pipe (4), the water pit (2) is used for collecting spray water permeated and returned by the steel coil warehouse, and the water storage tank (3) is used for storing water and balancing the liquid level of the water pit. The electric control box (20) is used for remotely controlling spraying and performing interlocking control on the two pumps according to the liquid level of the water pit; according to the technical scheme, hot rolled steel coil spraying rapid cooling and spraying water circulation and repeated utilization are guaranteed, the problem that continuous spraying cooling cannot be achieved due to the fact that front warehouse spraying water is low in permeation backflow speed is particularly solved, meanwhile, remote control spraying starting and stopping in a crown block cab are achieved, and the field operation labor intensity is reduced.

The present application relates to a kind of cleaning machines, including tank and pump water mechanism, tank bottom is provided with the concave backwater area, the top of backwater area is covered with filter plate, pump water mechanism is used to pump the water of backwater area to filter plate, the bottom of backwater area is partially concave and forms adjacent arrangement and intercommunication sediment collection area, flow guide area, sediment collection basket is accommodated in sediment collection area, top exposes in filter plate, pump water mechanism is installed at flow guide area, flow guide area is provided with heating element surrounded in the pump cavity of pump water mechanism.The present application sets up heating element in flow guide area, does not additionally occupy the volume of backwater area, can reduce backwater area volume, save water and electricity;The present application arranges heating element in the pump cavity of pump water mechanism, here water flow suction is maximum, is favorable to improve capacity utilization, water is heated quickly, improves heating efficiency, since heating element is located in the path of water flow, is favorable to balance water temperature, to improve cleaning effect.

The present invention proposes an axial self-balancing water pump, which relates to the field of fluid equipment technology and includes: a casing, a pump shaft, a prime mover, an impeller, an inner ring component, an outer ring component, and a sliding bearing. The impeller can rotate to drive the fluid to flow along the axial direction of the pump shaft from the first side of the impeller to the second side with increased pressure. A first gap channel for the passage of fluid is formed between the inner ring component and the outer ring component. The sliding bearing is arranged on the side of the inner ring component away from the impeller, and includes: a bearing shell fixed on the casing, and a bearing inner ring mounted on the pump shaft and adapted to the bearing shell; a second gap channel for the passage of fluid is formed between the bearing shell and the bearing inner ring; a balancing chamber is formed between the first gap channel and the second gap channel, and the balancing chamber is connected to the first gap channel. In the present application, the pump shaft is in dynamic axial balance, and the prime mover does not need to bear the axial load, thereby avoiding the adverse effects of the axial load on the prime mover and improving its service life.

The invention belongs to the technical field of water resource balance, and discloses a dynamic regulation and control balance method and system for regional water resources, and the method comprises the steps: collecting underground water, surface water and total water consumption of a region through a water resource information collection module; the environment acquisition module is used for acquiring basic hydrological information such as precipitation, temperature and humidity of the area; the data conversion module is used for converting electric signals of data acquired by the water resource acquisition module and the environment acquisition module into digital signals; receiving the digital signal of the data conversion module by utilizing a period division module to obtain a regulation and control balance period; and the regulation and balance module is used for regulating and balancing the water resources in the divided regulation and balance periods. By integrating the current environmental factors and the basic water quantity factors, the compensation accuracy of the balance compensation amount of the water resources can be improved, so that the reasonable utilization efficiency of the water resources is improved, and the utilization rate of the water resources is improved on the basis of ensuring water resource supply.

The embodiment of the invention discloses a hot tank temperature balancing water path, method, water path structure and water treatment equipment, and the hot tank temperature balancing water path comprises a hot tank, a temperature sensor module, a first sub-water path and a second sub-water path; the hot tank is divided into an upper layer area, a middle layer area and a lower layer area in the vertical direction. The temperature sensor module is connected with an upper-layer area of the hot tank and is used for acquiring temperature information of the upper-layer area; the water inlet end of the first sub-waterway is communicated with the lower-layer area of the hot tank, and the water outlet end of the first sub-waterway is communicated with the second sub-waterway; the water inlet end of the second sub-waterway is communicated with the upper-layer area of the hot tank, and the water outlet end of the second sub-waterway is communicated with the lower-layer area of the hot tank. The invention has the beneficial technical effects that the temperature difference in the tank is balanced, and the stability of the outlet water temperature is ensured.

According to the component structure with the guiding and flow limiting functions, a supporting seat in a valve body is provided with a guiding valve mechanism composed of a flow guiding nut, a water sealing pad, a kinetic energy membrane, a guide hole pressing screw rod and a pressing spring, and a plurality of flow guiding grooves are evenly formed in the circumferential side of an annular flange of the flow guiding nut; a plurality of guide rib columns are further uniformly distributed on the lower side of the annular flange, and the flow guide grooves can further buffer instant impact pressure generated when fluid flows through the circular water sealing opening from the water inlet cavity when the flow guide nut moves downwards to close the circular water sealing opening, so that the flow guide nut descends to achieve the further slow descending effect; therefore, the occurrence of a water hammer effect is greatly slowed down or balanced; meanwhile, in the moving process of the flow guide nut, the guide rib columns can be kept movably connected with the inner wall of the circular water sealing opening in a matched mode, the auxiliary guiding effect on the movement of the flow guide nut is achieved, shaking caused by the fact that the flow guide nut shifts in the axial movement direction can be prevented, and the movement stability of the flow guide nut is guaranteed.

A computing device (102) constructs plant descriptions for a plurality of water units of a physical plant (110) and determines a water balance correlation based on the plant descriptions. Each water balance interrelation is associated with a connection associated with one or more water units. Each water balance correlation may be a water input or a water output. The computing device (102) constructs a water balance model (208) based on the water balance interrelation, receives the water consumption data from the physical plant (110), and analyzes the water consumption data using the water balance model (208). Analyzing the water usage data may include balancing water input and water output for each water unit according to the water usage data.

The invention relates to the technical field of gate opening and closing, in particular to a hydraulic engineering gate opening and closing adjusting device which comprises an adjusting module, the adjusting module is provided with a gate module, the gate module comprises a frame, a gate plate is slidably connected into the frame, and an adjusting lead screw is arranged at the top of the gate plate; an adjusting mechanism is arranged at the top of the mounting rod, and the mounting rod is rotationally connected with a screwing seat in screwing connection with the adjusting lead screw. According to the device, an inclined frame is fixedly connected through a fixing plate, an adjusting lead screw can rotate relative to an L-shaped frame, the L-shaped frame drives the fixing plate and the inclined frame to move upwards, two connecting frames are both separated from a baffle, the L-shaped frame can drive the baffle to move upwards, and therefore the baffle is separated from a U-shaped base, and at the moment, under the action of water flow, the baffle can rotate on a connecting block; and the upward moving distance of the L-shaped frame is relatively short, so that the water level can be balanced in time.

The utility model provides an alarm device for a pool full water test, belongs to the technical field of pool full water test monitoring, and aims to solve the problems that monitoring equipment is displaced and loosened due to lack of a stable mounting structure adaptive to the side wall of a pool, a water level monitoring means is limited and cannot meet the real-time, accurate and omnibearing monitoring requirement, and common water level sensing lag errors are large. Comprising a mounting base; the installation base is fixedly installed on the side wall of a pool, the top of the installation base is rotationally connected with an electric control monitoring probe, a water level balancing rod is slidably connected into the front side wall of the installation base, and a control unit is fixedly installed in the middle of the bottom of the water level balancing rod. According to the alarm device for the pool full water test, when the water level rises, the touch control connecting rod at the top of the middle disc at the bottom of the water level balancing rod makes contact with the touch control alarm, and when the critical water level is reached, alarm sound or light flickering can be given out on site to remind field workers that the water level of the pool is abnormal; degradation of abnormal conditions such as water injection of the pool is avoided.

The utility model discloses a water distribution device for an IC anaerobic tank, which is characterized in that one end part of an outer cylinder is connected with a raw water inlet pipe, the side wall of the outer cylinder is connected with a plurality of raw water distribution branch pipes, and the outer ends of the raw water distribution branch pipes are communicated with a tank bottom water distribution pipeline in the IC anaerobic tank through pipelines. And the inner barrel is fixedly mounted in the outer barrel. And the inner end of the raw water inlet pipe and the inner ends of the raw water distribution branch pipes are respectively communicated with a cavity between the outer cylinder and the inner cylinder. One end of the inner cylinder is connected with a circulating water inlet pipe which penetrates out of the end of the outer cylinder, and the outer end of the inner cylinder is used for being connected with the circulating water inlet pipe. A plurality of circulating water distribution branch pipes are connected to the side wall of the inner barrel and penetrate out of the side wall of the outer barrel, and the outer ends of the circulating water distribution branch pipes are communicated with a tank bottom water distribution pipeline in the IC anaerobic tank through pipelines. Raw water inlet water and circulating water are collected at the same time, and the two streams of water do not interfere with each other in the water distributor chamber; and the purposes of saving installation space and balancing water inflow are achieved.

A method of controlling water balance in an electrochemical cell during operation of the metal-air electrochemical cell includes controlling a ratio of a water vapor partial pressure in an intake air supply to a balanced water vapor pressure of an electrolyte of the metal-air electrochemical cell. Controlling the ratio is accomplished by controlling one or both of a water vapor partial pressure in the intake air supply and an equilibrium water vapor pressure of the electrolyte. The method may be performed by a system having a programmable controller programmed to perform the method and configured to receive signals from the sensors and control the relative humidity control device and the temperature control device based on the signals received from the sensors.