System for detecting low charge of refrigerant in air conditioner protection system

• Main Authors: JOHNSTON WILLIAM STEWART, HAMILTON HUGH, WONG DAVID ALAN, DHAR DEBASISH, KOBERSTEIN MANFRED
• Format: Patent
• Language: Chinese; English
• Published: 23.04.2014
• Subjects: AIR-CONDITIONING, AIR-HUMIDIFICATION, VENTILATION, USE OF AIRCURRENTS FOR SCREENING; ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING,OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODSSPACES OF VEHICLES; BLASTING; HEATING; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT; LIGHTING; MEASURING; MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER,MECHANICAL EFFICIENCY, OR FLUID PRESSURE; MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION,OR SHOCK; MEASURING QUANTITY OF HEAT; MEASURING TEMPERATURE; MECHANICAL ENGINEERING; METEOROLOGY; PERFORMING OPERATIONS; PHYSICS; RANGES; TESTING; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR; TRANSPORTING; VEHICLES IN GENERAL; VENTILATING; WEAPONS