Central storage module with controller Module with buffer storage and bivalent storage for heating systems with renewable energies, operating the heating controller via touch screen or web browser Features - buffer storage and bivalent storage for heating systems with renewable energies - heating controller with data logger and integrated WLAN router for operation via web browser - network capability: observe, acquire, analyse experiments via customer's own network - pump with speed control and driven three-way valve for various configurations Learning objectives/experiments - the following learning objectives can be worked through, depending on the selected HL 320 modular combination: -- familiarisation with modern heating systems based on renewable energy sources -- commissioning of heating systems with solar thermal energy and heat pump -- electrical, hydraulic and control engineering operating conditions -- properties of various heat storage methods -- creation of energy balances for different system configurations -- development of control strategies for different operating modes Specification [1] buffer storage and bivalent storage for experiments with the HL 320 modular system [2] heat transfer pipes with quick-release coupling and shut-off valve [3] pressure relief and bleed valves for safe operation [4] circulating pump with adjustable speed [5] driven 3-way valves [6] temperature sensors for heat storage and room temperature [7] 2 pressure sensors for system monitoring [8] flow meters and temperature sensors for determining the heat flows [9] freely programmable heating controller with data logger, operation via touch screen or web browser with LAN/ WLAN connection [10] remote learning: integrated WLAN router for access to ongoing experiments from any number of external workstations [11] experiment evaluation with additional manufacturer software of the heating controller Technical data Buffer storage - storage capacity: 150L - number of heat exchangers: 1 - operating pressure: max. 5bar - operating temperature: max. 95°C Bivalent storage - storage capacity: 200L - number of heat exchangers: 2 - operating pressure: max. 5bar - operating temperature: max. 95°C Pump - max. flow rate 3m3/h - max. head: 4m Heating controller - inputs/outputs: up to 16 (expandable) - interfaces: CAN, LAN Measuring ranges - temperature: 16x -50°C...180°C, 1x 0...40°C - flow rate: 20...2500L/h - pressure: 2x 0...6bar 230V, 50Hz, 1 phase; 230V, 60Hz, 1 phase 120V, 60Hz, 1 phase; UL/CSA optional LxWxH: 2400x810x1900mm, Weight: approx. 220kg