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  2. Water cribs in Chicago - Wikipedia

    en.wikipedia.org/wiki/Water_cribs_in_Chicago

    The water cribs in Chicago are structures built to house and protect offshore water intakes used to supply the City of Chicago with drinking water from Lake Michigan. Water is collected and transported through tunnels located close to 200 feet (61 m) beneath the lake, varying in shape from circular to oval, and ranging in diameter from 10 to 20 ...

  3. Metropolitan Water Reclamation District of Greater Chicago

    en.wikipedia.org/wiki/Metropolitan_Water...

    The Metropolitan Water Reclamation District of Greater Chicago (MWRD), originally known as the Sanitary District of Chicago, is a special-purpose district chartered to operate in Cook County, Illinois since 1889. Although its name may imply otherwise, it is not a part of the City of Chicago 's local government but is created by Illinois state ...

  4. Water heating - Wikipedia

    en.wikipedia.org/wiki/Water_heating

    Water heating is a heat transfer process that uses an energy source to heat water above its initial temperature. Typical domestic uses of hot water include cooking, cleaning, bathing, and space heating. In industry, hot water and water heated to steam have many uses. Domestically, water is traditionally heated in vessels known as water heaters ...

  5. District heating - Wikipedia

    en.wikipedia.org/wiki/District_heating

    There are 117 local district heating systems supplying towns as well as rural areas with hot water – reaching almost all of the population. The average price is around US$0.027 per kWh of hot water. [93] The Reykjavík Capital Area district heating system serves around 230,000 residents had an maximum thermal power output of 830 MW.

  6. History of manufactured fuel gases - Wikipedia

    en.wikipedia.org/wiki/History_of_manufactured...

    The major difference between the multitubular and water-tube condenser was that in the former the water passed outside and around the tubes which carry the hot gas, and in the latter type, the opposite was the case. Thus when only muddy water pumped from rivers or canals was available; the water-tube condenser was used.

  7. Thermostatic mixing valve - Wikipedia

    en.wikipedia.org/wiki/Thermostatic_mixing_valve

    A thermostatic mixing valve (TMV) is a valve that blends hot water with cold water to ensure constant, safe shower and bath outlet temperatures to prevent scalding . The storage of water at high temperature removes one possible breeding ground for Legionella; the use of a thermostat, rather than a static mixing valve, provides increased safety ...

  8. Chicago area water quality - Wikipedia

    en.wikipedia.org/wiki/Chicago_Area_Water_Quality

    They found that out of the 2,059 water samples collected from the beaches, 285 exceeded the RWQS, for a total of 14% exceeding samples. According to Dick Durbin, the opening of the two new sewage treatments plants in Skokie and Calumet was designed to improve the overall water quality of the Chicago Area Waterway System (CAWS). The two modified ...

  9. Seasonal thermal energy storage - Wikipedia

    en.wikipedia.org/wiki/Seasonal_thermal_energy...

    A number of homes and small apartment buildings have demonstrated combining a large internal water tank for heat storage with roof-mounted solar-thermal collectors. Storage temperatures of 90 °C (194 °F) are sufficient to supply both domestic hot water and space heating. The first such house was MIT Solar House #1, in 1939.

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