Air conditioning and refrigeration Laboratory Equipment

HY-9920H-type air conditioning and refrigeration equipment training assessment to identify Shanghai Hua Yu Teaching Equipment Co., Ltd. Address: Huaye Road, Huating Town, Jiading District, Shanghai No. 323 Tel: 021-62273927 refrigeration and heating experiment my company to develop training assessment, development and production of Identification of plant equipment is modular in design, the aluminum rail mounting platform, air conditioning systems, refrigerators system, electrical control system components. Aluminum rail mounting platform by the standard industry profiles consisting of aluminum, as a student operation training platform mounted above the air-conditioning system components and refrigerator system components. The device is part of the breakdown of air conditioners, refrigerators, while maintaining the integrity and reasonableness of the entire air conditioning system. Run separate air conditioning and refrigeration, heating, dehumidification, automatic, ventilation, refrigerator cooling operation experiments, and can set the failure to produce and resume normal operation. And equipped with advanced refrigerators, air conditioners refrigeration cycle demonstration unit. Internship curriculum teaching and the equipment, can clearly understand the fridge, structure and working principle of the air conditioner, so that students quickly master the professional knowledge. ? First, the technical performance of the input power supply: single-phase three-wire 220V ± 10% 50Hz Working environment:? Temperature -10 ℃ ~ 40 ℃ Relative humidity ≤ 85% (25 ℃) Altitude <4000m installed capacity:? ≤ 1.5kVA security?: having a drain voltage, leakage current protection, safety in line with national standards Second, the system structure and composition 1. The device uses a modular design, the aluminum rail mounting platform, air conditioning systems, refrigerators system, electrical control system components. 2. Aluminum rail mounting platform by the standard aluminum industry profiles composition, operation training as a student of the platform, installed above air conditioning system components and refrigerator system components. 3. The air-conditioning system: air conditioning compressor, an indoor heat exchanger, an outdoor heat exchanger, a four-way valve, the throttling device, sight glass, air-conditioning valve. 4. Refrigerator System: Includes refrigerator compressor, condenser wires, freezer evaporator, freezer evaporator, throttling device, sight glass, solenoid valve, dry filters. 5. Electrical Control System: modular design, including power and instrumentation modules, heat pump electric control module, electronic temperature control module fridge, freezer intelligent temperature control module. 6. Power and instrumentation modules: single-phase three-wire 220V AC power supply. AC voltmeter 1, measuring range: 0 ~ 250V; AC ammeter 1, measuring range 0 ~ 5A, the system for measuring and monitoring system starting current normal operating current. 7. A cooling system pressure detection unit: providing four vacuum gauge, measuring ranges of -0.1 ~ 0.9MPa, -0.1 ~ 1.5MPa, -0.1 ~ 3.5MPa, for measuring air conditioners, refrigerators system high and low side pressure. 8. The current leakage protection device 1 set leakage current exceeds a certain value, that trip off the power; with a thermal protection device, the compressor overheating, overload protection. Third, the system basic configuration (15 sets) and detailed technical parameters No. Name Quantity Remarks 1 Aluminum training platform length × width × height 1500mm × 800mm × 800mm aluminum training platform set of 2 air-conditioning system modules each containing a rotary a compressor, an indoor heat exchanger, an outdoor heat exchanger, a four-way valve, the throttling device, sight glass, air-conditioning valves and other devices 1 set 3 refrigerator system modules each containing a piston compressor, condenser wires, freezer evaporator, freezer evaporator, throttling device, sight glass, solenoid valve, filter drier and other devices, temperature control module and a set of 4 power meter module AC220V power supply, AC voltmeter 0 ~ 130V, AC ammeter 0 ~ 5A 1 set of 5 electronic thermostat refrigerator electrical control module provides Toshiba GR-204E electronic temperature control module can control direct cooling double-door refrigerator refrigerator 1 set of 6 electrical control module SCM intelligent temperature control, LCD display, dual temperature control; quick-frozen, intelligent temperature control set of 7 air-conditioned electrical control module provides air-conditioned common control module with cooling, heating, ventilation and dehumidification control function 1 set of 89 special refrigeration tool 1 1 CT2000 Expanding special refrigeration tools Flaring device, CT536GF double table repair valves, TW -1A rotary vane vacuum pump, CT336 plus thread thimble tube, CT274 pipe cutting knife, CT368 bending device, convenient portable welding torch 2 liters, the British male outer adapter, wire, wire frame other commonly used tools 1 set 10 special refrigeration tool 2 Adjustable wrenches mortise and tenon, expanding mouthparts, sealing jaws, quick-change connectors, with pressure gauge three-way service valve, three-way valve, megger, clamp meter 0 -30A multi-range, a set of 11 refrigerants R12, R22, and 1 bottle of 12 tools and materials welded with silver solder, copper capillary 1 set of air-conditioning filter drier set of Locke ring connector (can be connected with 12, 10, 8MM copper) 1 set of four training programs 1. The air conditioning system piping design, assembly, wiring and commissioning of the project pipeline piping design task air conditioning system design (including determining pipeline distance, pipe cutting, bending, flaring, expanding, pipe welding, etc.) The system will be designed assembly tasks piping installation to a reasonable position and complete the corresponding part of the air conditioning system packing, leak detection system wiring task to judge the air conditioning compressor windings, complete air conditioning System line laying and connection system debugging tasks to complete the air conditioning system is evacuated, filling the refrigerant, electrical commissioning, adjust working conditions 2. refrigerator system piping design, assembly, wiring and commissioning of the project pipeline system design tasks refrigerator pipeline design (including determining pipeline distance, pipe cutting, bending, flaring, expanding, etc.) The system will be designed assembly tasks piping installation to a reasonable position corresponding components and complete systems for the refrigerator packing, leak detection system wiring task determine the refrigerator compressor windings, complete refrigerator system of track laying and connection system debugging tasks to complete the refrigerator system is evacuated, filling the refrigerant, electrical commissioning, condition adjustment