HL 630 Efficiency In Heating Technology Demonstrational Equipment University Educational Equipment Thermal Lab Equipment
Basic principles of energy efficient heating technology with a computer-supported learning process Features - trainer with closed heating circuit - trainer on mobile frame - pumps, heater and convector fan, controlled via PC Learning objectives/experiments - familiarisation with a heating circuit - familiarisation with temperature control -- two-point controller -- PID controller -- recording of step response - recording of fitting and pump characteristics - energy balances - determining pump efficiency from hydraulic power and electrical power consumption - heat transfer with convector (water-to-air heat exchanger with fan) - comparison of circulating pumps -- conventional pump -- differential pressure controlled pump Specification [1] fundamentals of energy efficient heating technology [2] closed water circuit with 2 circulating pumps, expansion vessel, heater and convector [3] two-point and PID software controller for temperature: reference variable, hysteresis and PID parameters adjustable [4] boiler safety group according to DIN 4751 [5] 7 differential pressure sensors, 4 temperature sensors, 1 effective power sensor and 1 flow rate sensor [6] software with control functions and data acquisition via USB under Windows 10 Technical data Conventional circulating pump - power consumption: 140W - max. flow rate: 5m3/h - max. head: 7m Differential pressure-controlled circulating pump - power consumption: 4...50W - max. flow rate: 3,5m3/h - max. head: 6m Electric heater: 2000W Expansion vessel: 2L Software controller - adjustable reference variable: 0...80°C Measuring ranges - differential pressure: 5x 0...600mbar, 2x 0...100mbar - temperature: 0...100°C - flow rate: 0...50L/min - effective power: 0...200W 230V, 50Hz, 1 phase LxWxH: 2000x750x1760mm Weight: approx. 150kg
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