# US 8,739,558 B2 · Automatic cold and hot air conditioner system

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- Number: US 8,739,558 B2
- Document ID: US8739558B2
- Status: Granted
- Kind: B2
- Application number: 12/857,584
- Filed: 2010-08-17
- Published: 2010-12-30
- Granted: 2014-06-03
- Earliest claimed: 2010-08-17
- Applicants: Payman Enayati
- Inventors: Payman Enayati
- Web page: https://patentgrep.com/patent/US8739558B2

## CPC

- F24F 5/0035: {using evaporation}
- B60H 1/00478: {Air-conditioning devices using the Peltier effect}
- B60H 1/3202: {using evaporation, i.e. not including a compressor, e.g. involving fuel or water evaporation}
- B60H 3/02: Moistening {; Humidity control}
- F24F 5/0042: {characterised by the application of thermo-electric units or the Peltier effect}
- F24F 11/46: Improving electric energy efficiency or saving
- F24F 11/67: Switching between heating and cooling modes
- F24F 11/84: using valves
- F24F 11/30: for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F 2110/20: Humidity
- F28D 5/00: Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation
- Y02B 30/54: Free-cooling systems
- F24F: AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING (removing dirt or fumes from areas where they are produced B08B15/00; vertical ducts for carrying away waste gases from buildings E04F17/02; tops for chimneys or ventilating shafts, terminals for flues F23L17/02)
- B60H: ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- F28D: HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT (fluid heaters having heat generating means and heat transferring means F24H; furnaces F27; details of heat-exchange apparatus of general)
- Y02B: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS

## Abstract

The various embodiments herein provide an air conditioner system for providing cold and warm air in cars and buildings. The air conditioner system includes a chamber, a plurality of input air blades, a plurality of input air filters, an electrical ventilator, one or more wet heat exchangers, and one or more dry heat exchangers installed in the chamber, an outgoing air heat exchanger, an operation selection valve, an electrical circulating pump, one or more sets of water sprayers nozzles, one or more water sprayer pumps, one or more thermoelectric modules and a microcontroller unit. The passing of air through the chamber is automatically controlled by the microcontroller unit based on the operation of the system in the cooling or heating mode. The air is cooled in the cooling mode using the multistage water evaporation mechanism.

## Claims

### Claim 1

An air conditioner system comprising:
a chamber;
a plurality of blades installed in the chamber to input air to the chamber;
a plurality of air filters arranged at an entrance section of each of the plurality of blades, and wherein the plurality of air filters is made up of nano-silver and activated carbon materials for removing floating particles, smell and microorganisms in air;
an electrical ventilator to suck the air through the plurality of air filters and the plurality of the blades;
one or more dry heat exchangers installed in the chamber;
one or more wet heat exchangers installed in the chamber;
an outgoing air heat exchanger;
an operation selection valve, wherein the operation selection valve changes a water-ethylene glycol solution circulating flow path based on a cooling mode and/or a heating mode;
an electrical circulating pump for circulating the water-ethylene glycol solution;
one or more water sprayer pumps;
one or more water filters;
one or more sets of water sprayer nozzles, wherein the one or more water sprayer pumps circulate water through the one or more water filter to the one or more sets of water sprayer nozzles;
one or more thermoelectric modules, wherein the one or more thermoelectric modules is configured to pump heat from an internal space of the chamber to an outside environment, and wherein a plurality of wiper blades cleans a cold surface of the one or more thermoelectric modules;
at least one temperature sensor inside the chamber; and
at least one relative humidity sensor inside the chamber for sensing conditions relative to the chamber;
one cold drinking water circulating pump;
one cold drinking water dispenser pump, and wherein the cold drinking water dispenser pump delivers cold drinking water through a drinking water dispenser nozzle to a user in cars, vehicles and camps;
a deodorizer and disinfector spray system, wherein the deodorizer and disinfector spray system deodorizes and disinfects a conditioned air; and
a microcontroller unit, wherein the microcontroller unit comprises one or more preset values for temperature and relative humidity, and wherein the one or more preset values for temperature and relative humidity is set by a user, and wherein air passed through the chamber is automatically controlled by the microcontroller unit based on an operation of the system in the cooling mode or the heating mode, and wherein the air is cooled in the cooling mode by passing the air through the one or more dry heat exchangers, one or more wet heat exchangers, the one or more thermoelectric modules and the outgoing air heat exchanger using a multistage water evaporation mechanism, and wherein the multistage water evaporation mechanism includes a first stage, a second stage, a third stage and a fourth stage, and wherein the air is heated in the heating mode by passing the air through a plurality of narrow pipes in the one or more dry heat exchangers, and wherein the microcontroller activates the deodorizer and disinfector spray system to spray a deodorizer and disinfector spray solution to an inside of a target environment in a predetermined interval, even when the air-conditioner system is not operated.

### Claim 2 (depends on 1)

The air conditioner system of claim 1, wherein a predetermined amount of liquid present in a plurality of narrow pipes in the one or more wet heat exchangers is used as a medium in the cooling mode and wherein a predetermined amount of liquid present in the plurality of the narrow pipes in the one or more dry heat exchangers is used as a medium in the heating mode.

### Claim 3 (depends on 1)

The air conditioner system of claim 1, wherein the air passing through the one or more dry heat exchangers is cooled by a predetermined amount of the water ethylene glycol solution which circulates through a plurality of narrow pipes in the one or more wet heat exchangers and in the one or more dry heat exchangers, and wherein the air is subjected to a cooling process by the water being sprayed and evaporated over the plurality of narrow pipes and a plurality of fins in the one or more wet heat exchangers, in the first stage of the multistage water evaporation mechanism.

### Claim 4 (depends on 1)

The air conditioner system of claim 1, wherein the air passing through the one or more wet heat exchangers is cooled by spraying and evaporating the water over the plurality of narrow pipes and a plurality of fins of the one or more wet heat exchangers in the second stage of the multistage water evaporation mechanism.

### Claim 5 (depends on 1)

The air conditioner system of claim 1, wherein the air confronting the one or more thermoelectric modules is cooled by Peltier effect using electrical energy that is consumed in the one or more thermoelectric modules in the third stage of the multistage water evaporation mechanism.

### Claim 6 (depends on 1)

The air conditioner system of claim 1, wherein the air passing through the outgoing air heat exchanger is cooled by entrapping and evaporation of fine water drops present in an outgoing air stream over a plurality of narrow pipes and a plurality of fins of the outgoing air heat exchanger in the fourth stage of the multistage water evaporation mechanism.

### Claim 7 (depends on 1)

The air conditioner system of claim 1, wherein the at least one temperature sensor measures a temperature of input and output air, a temperature of internal plates and external plates of the one or more thermoelectric modules and a temperature of water circulating in the air conditioner system.

### Claim 8 (depends on 1)

The air conditioner system of claim 1, wherein the at least one relative humidity sensor measures a relative humidity of input air and output air.

### Claim 9 (depends on 1)

The air conditioner system of claim 1, wherein the electrical circulating pump circulates a water-ethylene glycol solution in a closed circuit through the one or more dry heat exchangers and the one or more wet heat exchangers in the cooling mode.

### Claim 10 (depends on 9)

The air conditioner system of claim 9, wherein the operation selection valve conducts the water-ethylene glycol solution to a path that is heated through an external heating source during the heating mode.

### Claim 11 (depends on 1)

The air conditioner system of claim 1, wherein the microcontroller unit turns on the electrical circulating pump and sprays water over the one or more wet heat exchangers in regular intervals based on preset values for temperature and relative humidity set by a user during the cooling mode.

### Claim 12 (depends on 1)

The air conditioner system of claim 1, wherein the cooling mode or the heating mode is selected automatically based on the temperature of the input air.

### Claim 13 (depends on 1)

The air conditioner system of claim 1, wherein the one or more wet heat exchangers are made up of one or more metals.

### Claim 14 (depends on 1)

The air conditioner system of claim 1, wherein the one or more dry heat exchangers are made of one or more metals.

### Claim 15 (depends on 1)

The air conditioner system of claim 1, wherein a predetermined amount of the drinking water is cooled during a circulation of the drinking water through the outgoing heat exchanger in the cooling mode, and wherein the predetermined amount of the cooled drinking water is delivered through the cold drinking water dispenser pump from a drinking water tank to the drinking water dispenser nozzle.