WL 312 Heat Transfer In Air Flow Didactic Equipment Vocational Education Equipment Thermal Lab Equipment
Convective heat transfer using shell & tube and finned tube heat exchangers Features - investigation of convective heat transfer together with accessories Learning objectives/experiments - experiments without accessories -- recording the fan characteristic -- velocity distribution in the air duct - experiments with accessories -- heat transfer with plain tubes (WL 312.01, together with WL 312.10 / WL 312.11) -- heat transfer with finned tubes (WL 312.02, together with WL 312.10 / WL 312.11) -- heat transfer on refrigerant evaporator (WL 312.03, together with WL 312.12) Specification [1] air duct for studying heat transfer in air flows [2] insulated air duct with flow straightener and streamlined inlet [3] determination of the volumetric flow rate of the air via differential pressure at the measuring nozzle [4] fan with adjustable flow rate [5] movable Pitot tube with inclined tube manometer for measuring velocity distributions [6] combined temperature and humidity sensor [7] digital displays of differential pressure, temperature and relative air humidity [8] various heat exchangers available as accessories Technical data Air duct cross-section: 150x300mm Fan - output: 1100W - max. flow rate: 1680m3/h - max. pressure difference: 1000Pa - rated speed: 2800min-1 - air velocity: max. 10m/s Pitot tube: travel 300mm Measuring ranges - temperature: 2x 0...50°C - humidity: 2x 0...100% - differential pressure: 0...100Pa 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 2350x750x1800mm Weight: approx. 150kg
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