Measurement of jet forces Demonstration of the principle of linear momentum; interchangeable deflectors with different deflection angles Features - investigation of jet forces on deflectors with different deflection angles - intuitive experiment execution via touch screen (HMI) - integrated router for operation and control via an end device and for screen mirroring on up to 10 end devices: PC, tablet, smartphone - network capability: access to ongoing experiments from external workstations via the local network - automatic identification of accessories via RFID technology Learning objectives/experiments - application of the momentum equation - measurement of the jet forces - investigate influencing variables of jet forces -- deflection angles -- nozzle pre-pressure -- flow velocity -- flow rate - apply Bernoulli's equation - GUNT software specifically adapted to the accessories used -- learning module with theoretical fundamentals -- device description -- guided experiment preparation -- execution of the experiment -- graphical representation of force curves -- data transfer via USB for versatile external use of measured values and screenshots e.g. evaluation in Excel -- different user levels available Specification [1] investigation of jet forces and application of the momentum equation [2] 2 interchangeable nozzles for generating the water jet [3] 4 differently shaped deflectors: flat surface, inclined surface, deepening in form of a truncated cone, deepening in form of a cone [4] splash guard made of transparent material for observation of experiments [5] measurement of jet forces via bending beam [6] nozzle pre-pressure measurement via a pressure connection in the inlet of the nozzle [7] water jet can be adjusted via selection of the nozzle and flow rate on the HM 250 base module [8] automatic identification of accessories via RFID technology and use of the corresponding GUNT software [9] experiment execution and display of the measured values via touch screen (HMI) [10] network capability: access to ongoing experiments and their results from up to 10 external workstations simultaneously via the local network [11] water supplied via HM 250 base module Technical data Nozzles - material: PVC - Ø 5mm - Ø 7,1mm Deflectors - material: PVC - distance between nozzle and deflector: 80mm - flat surface: 90° - inclined surface: 45°/135° - deepening truncated cone: 170° - deepening cone: 135° Transparent splash guard - material: PMMA - Ø outer: 230mm - height: 250mm Measuring ranges - indicated measuring range force: 0...3,3N - indicated measuring range flow rate: 0...12L/min - indicated measuring range pressure: 0...0,39bar LxWxH: 650x260x300mm Weight: approx. 8kg