CN107098418A - Cloud and mist desalinator for seawater - Google Patents

Abstract

The invention provides a cloud and mist seawater desalination machine, which includes an aerodynamic cloud generator, a high-temperature heat flow generator, and a heat energy exchange chamber, a steam collection chamber, and a condensation chamber connected in sequence from bottom to top; the high-temperature heat flow generator is located at the lower end of the heat energy exchange chamber. The hot air port of the heat flow generator communicates with the heat exchange chamber; the aerodynamic cloud generator includes a water storage chamber, a compressed air input pipeline, a compressed air storage chamber, a gas-liquid junction pipe and a compressed air regulating valve, a compressed air input pipeline, a compressed air The gas storage chamber, the compressed air regulating valve, and the gas-liquid junction pipe are connected in sequence, and the gas-liquid junction pipe is also connected with the water storage chamber, and the cloud and mist output port of the gas-liquid junction pipe is connected with the heat exchange chamber; External seawater is injected into the space. The invention has ingenious structural design, reuses heat energy and seawater, has low energy consumption, and can produce 3% sea salt in addition to pure water. The invention can be installed on islands, ships, wharves, ocean-going platforms and the like.

Description

Cloud sea water desalination machine

technical field

The invention relates to the field of seawater desalination, in particular to a cloud seawater desalination machine.

Background technique

Seawater desalination is the process of removing salt and minerals from seawater to obtain fresh water. At present, the commonly used methods include distillation, ion exchange, reverse osmosis membrane, seawater freezing and so on. Although distillation is an ancient method, due to continuous improvement of technology, it still dominates today. Although there are various desalination methods with different advantages and disadvantages, how to reduce production costs and energy consumption is still the future direction.

Contents of the invention

The purpose of the present invention is to continue to carry forward the dominance of seawater desalination distillation technology, and create a cloud seawater desalination machine with extremely low energy consumption.

The purpose of the present invention is at least achieved by one of the following technical solutions.

The cloud seawater desalination machine includes an aerodynamic cloud generator, a high-temperature heat flow generator, and a heat exchange chamber, a steam collection chamber, and a condensation chamber connected in sequence from bottom to top; the high-temperature heat flow generator is located at the lower end of the heat energy exchange chamber, and the high-temperature heat flow generator The hot air outlet communicates with the heat exchange chamber; the aerodynamic cloud generator includes a water storage chamber, a compressed air input pipeline, a compressed air storage chamber, a gas-liquid junction pipe and a compressed air regulating valve, a compressed air input pipeline, a compressed air storage chamber, The compressed air regulating valve and the gas-liquid junction pipe are connected in sequence, the gas-liquid junction pipe is also connected to the water storage chamber, and the cloud and mist output port of the gas-liquid junction pipe is connected to the heat exchange chamber; the condensation chamber includes a condensation space and seawater injection outside the condensation space The steam inlet of the condensing space of the condensing chamber is connected with the steam outlet of the steam collecting chamber, and the pure water obtained in the condensing space flows out through the pure water outlet.

Further, a water valve is provided between the condensation chamber and the water storage chamber; a timing switch valve (air blocking valve) is provided at the lower part of the heat energy exchange chamber.

Further, the high-temperature heat flow generator includes a far-infrared radiation device and a frequency conversion adjustment air supply device; the air outlet of the frequency conversion adjustment air supply device faces the far-infrared radiation device, and the frequency conversion adjustment air supply device transfers the heat of the far-infrared radiation device to the air by convection heat transfer. Transfer to the cloud in the heat exchange chamber; the far-infrared radiation device includes an electric heating body and a far-infrared wave emitting body sheathed outside the electric heating body; the material of the far-infrared wave emitting body is emulsified high-purity (99.99%) SiO ₂ .

Further, the water storage chamber is located below the condensation chamber, and the seawater injection space of the condensation chamber communicates with the water storage chamber.

Further, it also includes a liquid collecting chamber between the condensation chamber and the steam collecting chamber, and a hollow layer is provided on the adjacent side wall between the liquid collecting chamber and the steam collecting chamber (so that the heat in the steam collecting chamber does not flow into the liquid collecting chamber transfer), the top of the accumulating chamber is in contact with the seawater in the condensation chamber, and the several condensation pipes guide the pure water in the condensation space to the accumulating chamber, and the side wall of the accumulating chamber is provided with a pure water outlet.

Further, the water storage chamber is located above the compressed air storage chamber, and is fixed to the outside of the heat exchange chamber in a ring shape.

Further, the gas-liquid junction pipe includes a liquid flow pipe inserted into the water storage chamber and an airflow pipe connected with the compressed air storage chamber, and the liquid flow pipe and the airflow pipe are connected to the cloud output port after being combined; the gas-liquid junction pipe There are multiple sets, and the number of sets is set along the periphery of the heat exchange chamber according to the cloud and mist output.

Further, a sea-sky condenser is provided in the condensation chamber to form the condensation space; the sea-sky condenser includes two hemispherical surfaces arranged up and down, the concave surfaces of the two hemispherical surfaces face the same direction, and a Condensation space, the outer wall of the condensation space formed by the two hemispheres is immersed in the seawater injection space of the condensation chamber. The condensing pipe of the pure water in the condensing pipe, the outer wall of the condensing pipe is immersed in the seawater injection space of the condensing chamber.

Further, the flow channel in the heat exchange chamber communicated with the steam collection chamber is funnel-shaped.

Further, the steam collecting chamber is funnel-shaped, and the openings at both ends of the funnel are small at the upper end and large at the lower end.

This cloud and seawater desalination machine applies the principle of natural rainwater formation to form a vacuum at the liquid pipe where the gas-liquid two pipes meet, sucks the seawater in the water storage chamber and ejects it with the high-speed airflow to form clouds and mist. The far-infrared wave emitting body of the high-temperature heat flow generator emits far-infrared radiation waves with the best absorption wavelength of water molecules. According to the matching principle of the material absorbing external heat radiation waves, the resonance temperature of water molecules in the cloud rises, and at the same time, the water molecules in the high-temperature heat flow generator The high heat is transmitted to the cloud and mist by the air blown by the fan in the form of convective heat transfer, so that the temperature of the cloud and mist is much higher than 100°C. The water and salt of the seawater cloud and mist are separated, and the water vapor flows into the sea-sky condenser to form pure water and rainwater to flow into the water collection chamber. The sea salt (or high-concentration water) falls and is discharged from the sea water outlet to complete the water separation process.

Compared with the prior art, the cloud seawater desalination machine of the present invention has the following advantages and technical effects:

(1) The structural design is ingenious, heat energy and seawater are reused, and energy consumption is low. The low-cost effect of power consumption of about 0.24kwh/ton and about 0.54 yuan/ton can be realized.

(2) Make full use of seawater resources and desalinate seawater to produce 3% sea salt in addition to pure water.

(3) The equipment can operate in parallel with the basic machines according to the required amount of fresh water. It can be installed on islands, ships, docks, ocean platforms, etc.

Description of drawings

Fig. 1 is a schematic structural diagram of a cloud and mist seawater desalination machine according to a specific embodiment.

In the figure: 1 top cover, 2 overflow port, 3 Haitian condenser, 4 pure water outlet, 5 gas-liquid junction pipe, 6 compressed air regulating valve, 7 water storage room, 8 compressed air storage room, 9 compressed air input Pipeline, 10 high-temperature heat flow generator, 11 fan, 12 timing switch valve, 13 plate valve, 14 sea salt outlet, 15 heat exchange chamber, 16 water valve, 17 steam collection chamber, 18 seawater inlet valve.

detailed description

The specific implementation of the present invention will be further described below in conjunction with the accompanying drawings, but the implementation and protection scope of the present invention are not limited thereto.

As shown in Figure 1, in this embodiment, the cloud and mist seawater desalination machine includes an aerodynamic cloud and mist generator, a high-temperature heat flow generator, and a heat energy exchange chamber 15, a steam collection chamber 17, and a condensation chamber that are sequentially connected from bottom to top; a high-temperature heat flow generator 10 Located at the lower end of the heat exchange chamber, the hot air outlet of the high-temperature heat flow generator communicates with the heat exchange chamber; the aerodynamic cloud generator includes a water storage chamber 7, a compressed air input pipeline 9, a compressed air storage chamber 8, a gas-liquid intersection pipe 5 and a compression chamber. The air regulating valve 6, the compressed air input pipeline, the compressed air storage chamber, the compressed air regulating valve, and the gas-liquid junction pipe are connected in sequence. The chamber is connected; the condensation chamber includes a seawater injection space and a condensation space, the steam inlet of the condensation space of the condensation chamber is connected with the steam outlet of the steam collection chamber, and the pure water obtained in the condensation chamber flows out through the pure water outlet. As an example, the condensation chamber is provided with an upper cover 1 and an overflow 2 .

The high-temperature heat flow generator includes a far-infrared radiation device and a frequency conversion air supply device; the air outlet of the frequency conversion air supply device faces the far-infrared radiation device, and the frequency conversion adjustment air supply device transfers the heat of the far-infrared radiation device to the thermal energy by means of convective heat transfer. Clouds and mist in the exchange chamber; the far-infrared radiation device includes an electric heating body and a far-infrared wave emitting body sheathed outside the electric heating body; the material of the far-infrared wave emitting body is emulsified high-purity (99.99%) SiO ₂ .

The water storage chamber is located below the condensation chamber, and the condensation chamber communicates with the water storage chamber and is provided with a water valve 16 .

The liquid collecting chamber located between the condensation chamber and the steam collecting chamber, the adjacent side wall between the liquid collecting chamber and the steam collecting chamber is provided with a hollow layer (so that the heat in the steam collecting chamber does not transfer to the liquid collecting chamber), the liquid collecting chamber The top of the chamber is in contact with the seawater in the condensation chamber, and the several condensation pipes guide the pure water in the condensation space to the liquid accumulation chamber, and the side wall of the liquid accumulation chamber is provided with a pure water outlet. The water storage chamber is located above the compressed air storage chamber, and is fixed on the outside of the heat exchange chamber in a ring shape.

The gas-liquid junction pipe includes a liquid flow pipe inserted into the water storage chamber and an airflow pipe connected with the compressed air storage chamber. Set, the number of sets is set around the heat exchange chamber according to the cloud and mist output.

Further, the condensation space of the condensation chamber adopts a Haitian condenser, and the Haitian condenser includes two hemispherical surfaces arranged up and down, the concave surfaces of the two hemispherical surfaces face the same direction, a condensation space is formed between the two hemispherical surfaces, The outer wall of the formed condensation space is immersed in the seawater injection space, and the seawater injection space is provided with a seawater inlet; under the lower hemisphere of the two hemispheres, there are several condensation pipes for guiding the pure water in the condensation space, and the condensation pipes The outer wall of the seawater is immersed in the seawater injected into the space. The flow channel in the heat exchange chamber communicated with the steam collection chamber is funnel-shaped. The steam collecting chamber is funnel-shaped, and the openings at both ends of the funnel are small at the upper end and large at the lower end.

Seawater is injected into the condensation chamber through the seawater inlet valve 18 so as to cool the Haitian condenser, and the seawater is further injected into the water storage chamber 7 through the valve 16 for making seawater clouds. The compressed air machine stores the compressed air in the compressed air storage chamber 8 through the compressed air input pipeline 9, and the compressed air is injected into the heat exchange chamber 15 through the air pipe of the gas-liquid junction pipe 5 through the compressed air regulating needle valve 6, and the inhaled seawater mist into clouds. The high-temperature heat flow generator 10, the electric heating body (electric heating wire) heats the wave-emitting body, emits far-infrared radiation waves, radiates into the cloud and mist, is absorbed by water molecules, and molecular resonance occurs, and the temperature of water molecules rises rapidly. At the same time, The frequency conversion adjustment air supply device adopts the fan 11, and the fan 11 transfers the heat of the far-infrared radiation device to the cloud by convection. Therefore, under these two heat transfer methods, the cloud reaches a high temperature (>100°C) and the water forms steam, which flows into the collector. The steam chamber 17 enters the Haitian condensation system to form pure water raindrops, which flow into the finished product warehouse through the pure water outlet. In order to prevent steam from leaking out of the sea salt outlet, a timing switch valve (blocking valve) 12 is set at the sea salt outlet at the bottom of the heat exchange chamber, and a plate valve 13 is also provided at the bottom of the heat exchange chamber to discharge salt regularly through an electromagnetic switch.

As an example, the high-temperature heat flow generator is located on the lowermost base of the desalination machine. The high-temperature heat flow flows into the heat exchange chamber. In the middle, the high-temperature heat energy is transferred to the low-temperature seawater cloud to realize the separation of water and salt. The high-temperature heat flow generator includes an electric heating body, the electric heating body is covered with a wave-emitting body, and the electric heating body is connected to the power regulator through a wire. After the power is turned on, the electric heating body generates heat, and the heating wave-emitting body emits far-infrared radiation with an optimal absorption wavelength for water molecules. According to the matching principle of matter receiving external thermal radiation waves, the water molecules of seawater clouds and mist resonate, and the temperature rises rapidly. A fan is installed behind the electric heater to transfer the high heat in the high-temperature heat flow generator to seawater clouds and mist by convection. Under the combined action of convective heat transfer and molecular resonance heating, the temperature of seawater cloud and fog rises quickly to over 100°C, realizing the separation of water and salt. The aerodynamic cloud generator includes a compressed air chamber, a gas-liquid junction pipe, and an airflow regulating valve. The compressed air flows from the compressed air chamber through the air pipe of the gas-liquid junction pipe to form a vacuum at the liquid pipe where the two gas-liquid junction pipes meet. The seawater in the water storage chamber is absorbed through the liquid pipe and ejected with the airflow to form clouds. The Haitian condenser consists of two hemispheres, the inner surface of the upper hemisphere is downward, and the outer surface is upward, and is cooled by seawater, which looks like the sky, so it is called Haitian.

This example has low energy consumption, the treatment of seawater is about 0.24 kWh/ton, and the water cost is about 0.54 yuan/ton. Make full use of seawater resources, desalinated seawater can obtain 3% sea salt in addition to pure water. The equipment is portable, and can desalinate the water according to the needs. The basic machines can be operated in parallel, and can be installed on islands, ships, docks, etc.

According to the above, each component is made and can be installed to make the product.

Claims (10)

1. The cloud and mist seawater desalination machine is characterized in that it includes an aerodynamic cloud and mist generator, a high-temperature heat flow generator, and a heat energy exchange chamber, a steam collection chamber, and a condensation chamber connected in sequence from bottom to top; the high-temperature heat flow generator is located at the lower end of the heat energy exchange chamber. The hot air port of the heat flow generator communicates with the heat exchange chamber; the aerodynamic cloud generator includes a water storage chamber, a compressed air input pipeline, a compressed air storage chamber, a gas-liquid junction pipe and a compressed air regulating valve, a compressed air input pipeline, a compressed air The gas storage chamber, the compressed air regulating valve, and the gas-liquid junction pipe are connected in sequence, and the gas-liquid junction pipe is also connected with the water storage chamber, and the cloud and mist output port of the gas-liquid junction pipe is connected with the heat exchange chamber; The external seawater is injected into the space, the steam inlet of the condensation space of the condensation chamber is connected with the steam outlet of the steam collection chamber, and the pure water obtained in the condensation space flows out through the pure water outlet. 2. The cloud and mist seawater desalination machine according to claim 1, characterized in that a water valve is provided between the condensation chamber and the water storage chamber; a timing switch valve is provided at the lower part of the heat energy exchange chamber. 3. The cloud and mist seawater desalination machine according to claim 1, characterized in that The high-temperature heat flow generator includes a far-infrared radiation device and a frequency conversion air supply device; the air outlet of the frequency conversion air supply device faces the far-infrared radiation device, and the frequency conversion adjustment air supply device transfers the heat of the far-infrared radiation device to the thermal energy by means of convective heat transfer. Clouds and mist in the exchange chamber; the far-infrared radiation device includes an electric heater and a far-infrared wave emitter sheathed outside the electric heater; the material of the far-infrared wave emitter is emulsified high-purity SiO ₂ . 4. The cloud and mist seawater desalination machine according to claim 1, characterized in that the water storage chamber is located below the condensation chamber, and the seawater injection space of the condensation chamber communicates with the water storage chamber. 5. The cloud and mist seawater desalination machine according to claim 1, characterized in that it also includes a liquid collecting chamber located between the condensation chamber and the steam collecting chamber, and the side wall adjacent to the liquid collecting chamber and the steam collecting chamber is provided with a hollow layer, the top of the liquid collecting chamber is in contact with the seawater in the condensation chamber, and the several condensation pipes guide the pure water in the condensation space to the liquid collecting chamber, and the side wall of the liquid collecting chamber is provided with a pure water outlet. 6. The cloud and mist seawater desalination machine according to claim 1, characterized in that The water storage chamber is located above the compressed air storage chamber, and is fixed on the outside of the heat exchange chamber in a ring shape. 7. The cloud and mist seawater desalination machine according to claim 2, characterized in that the gas-liquid confluence pipe includes a liquid flow pipe inserted into the water storage chamber and an airflow pipe connected with the compressed air storage chamber, a liquid flow pipe and an airflow pipe After collection, it is connected with the cloud and mist output port; the gas-liquid confluence pipe is provided with multiple sets, and the number of sets is set along the periphery of the heat exchange chamber according to the cloud and mist output. 8. The cloud and mist seawater desalination machine according to claim 1, characterized in that a sea-sky condenser is provided in the condensation chamber to form the condensation space; the sea-sky condenser includes two hemispherical surfaces arranged up and down, two The concave surfaces of the hemispheres face the same direction, and a condensation space is formed between the two hemispheres. The outer wall of the condensation space formed by the two hemispheres is immersed in the seawater injection space of the condensation chamber, and the seawater injection space is provided with a seawater inlet; Below the lower hemispherical surface, there are several condensation pipes for guiding the pure water in the condensation space, and the outer walls of the condensation pipes are immersed in the seawater injection space of the condensation chamber. 9. The cloud and mist seawater desalination machine according to claim 1, characterized in that the shape of the flow channel in the heat exchange chamber communicating with the steam collection chamber is funnel-shaped. 10. The cloud and mist seawater desalination machine according to claim 1, characterized in that the steam collecting chamber is funnel-shaped, and the openings at both ends of the funnel are small at the upper end and large at the lower end.