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CALHYDRA Help
CALHYDRA Help
  • Start
  • User interface
  • Drinking water
  • Waste water
  • Heating
  • Appendix
  • Glossary
  • Support
Index
  1. Home
  2. Glossary

  3. Drinking water

  4. Total pipe length
  • Glossary

    • Drinking water

      • 30-second rule
      • Branch flow
      • External heat transfer coefficient
      • Connection fitting
      • Share of pressure losses in the total pressure loss
      • Apparatus pressure loss
      • Outlet temperature of a section
      • Discharge time
      • Outer diameter of the insulation
      • Calculated flow rate
      • Bernoulli equation
      • Operating pressure
      • Reference storey
      • Insulation layer thickness
      • Continuous flow rate
      • Ceiling thickness
      • Density
      • Throttle valve
      • Pressure reducer
      • Pressure difference due to individual resistances
      • Pressure surge
      • Pressure loss
      • Pressure loss due to geodetic height difference
      • Pressure loss in the flow-through drinking water heater
      • Pressure loss from pipe friction and individual resistances
      • Pressure loss, given
      • Pressure loss in a group domestic hot water heater
      • Pressure loss in the service connection
      • Pressure loss in a ring main
      • Pressure loss due to pipe friction
      • Pressure loss in a non-return valve
      • Pressure loss in the water meter
      • Pressure loss in a circulation regulating valve
      • Flow rate
      • Flow rate
      • Dynamic viscosity
      • Dynamic flow splitter
      • Inlet temperature of a section
      • Individual consumers
      • Individual resistor
      • Individual supply line
      • Drain valve
      • Tap fitting
      • Filters
      • Flow pressure
      • Flow velocity
      • Flow direction
      • Flow path
      • Flow path number
      • Delivery pressure of the circulation pump
      • Flow rate of the circulation pump
      • Floor structure
      • Given flow rate in the appliance
      • Geodetic height difference
      • Storey width
      • Storey height
      • Trade
      • Simultaneity
      • Main shut-off device
      • House connection
      • House connection group
      • Hydraulic balancing (DHW)
      • Hygiene plan
      • Hygiene technology
      • Inliner
      • Chilled water cooler
      • Cold water regulating valve
      • Cold water circulation
      • Kinematic viscosity
      • Comfort classes
      • Constant
      • Kv value
      • Extinguishing water pipe
      • Maximum resting pressure at taps
      • Measuring device
      • Minimum flow rate
      • Minimum flow pressure
      • Minimum supply pressure
      • Mixed consumers
      • Average flow velocity (flow velocity)
      • Mean pressure drop
      • Nominal diameter
      • Utilisation unit
      • Type of use
      • Upper flow rate
      • Top edge of finished floor
      • Sampling point / sampling valve
      • Product sequence
      • PWC discharge time
      • PWC temperature after maximum stagnation time
      • PWC temperature in summer
      • PWC temperature in winter
      • PWC temperature rise time
      • Room book
      • Rules for pressure boosting
      • Reynolds number
      • Pipe type
      • Pipe sequence
      • Ring main
      • Ring network
      • Outer pipe diameter
      • Outer pipe diameter of an insulated pipe
      • Pipe inside diameter
      • Pipe length
      • Total pipe length
      • Pipe cross-sectional area
      • Pipe roughness
      • Pipe friction pressure gradient
      • Pipe friction coefficient
      • Backflow preventer
      • Resting pressure
      • Sanitary installation
      • Safety fitting
      • Storage tank outlet temperature
      • Specific heat capacity of water
      • Specific heat flow
      • Specific heat loss
      • Peak flow rate
      • Maximum stagnation time
      • Static regulating valve
      • Rising/falling pipe
      • Control valve
      • Floor installation with individual supply lines / branch lines
      • Storey installation with series pipework
      • Storey installation with ring main
      • Floor installation with ring main and flow splitter
      • Floor pipe
      • Streamline
      • Total flow rate
      • Sum of pressure losses from regulating devices
      • Section
      • Section designation
      • Section length
      • Section number
      • Section type
      • Temperature difference of the DHW hot water in the DHW pipe
      • Temperature difference of the hot drinking water at the drinking water heater
      • Thermal disinfection
      • Thermostatic regulating valve
      • Drinking water
      • Potable water cold
      • Potable water pipe hot
      • Ambient temperature
      • Valve
      • Consumption pipe
      • Available pressure difference
      • Available pipe friction pressure gradient
      • Intermeshed pipe network
      • Distribution line (collective supply line)
      • Branched pipe network
      • Connecting component
      • Distribution pipe
      • Volume flow
      • Heat transfer coefficient of an insulated pipework
      • Thermal conductivity
      • Heat loss
      • Heat loss in the branch circuit
      • Heat loss in the through path
      • Heat loss of the circulation section in the flow direction downstream of a mixing point
      • Wall thickness (pipe)
      • Water softener
      • Water temperature
      • Water supply companies
      • Water meter
      • Water meter system
      • Material
      • Drag coefficient
      • Central DHW heating
      • Circulation flow rate
      • Circulation circuit
      • Cold drinking water circulation pipe
      • DHW hot circulation pipe
    • Waste water

    • Heating

Total pipe length

Sum of all pipe lengths in the flow path from the water meter of the water supply company to a tapping point.

Symbol or abbreviation:

lges

Usual unit:

mm
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