نتایج جستجو برای: hot water heating
تعداد نتایج: 666679 فیلتر نتایج به سال:
OBJECTIVES Living in substandard housing may be one factor that increases the risk of fire and burn injuries in low-income urban environments. The purposes of this study are to (1) describe the frequency and characteristics of substandard housing in urban homes with young children and (2) explore the hypothesis that better housing quality is associated with a greater likelihood of having workin...
Storage tanks are commonly used for domestic hot water (DHW) preparation in large buildings supplied by district heating (DH), especially to cope with peak demand. The charging control of DHW tank systems is often suboptimal, increasing return temperatures and harming the overall DH operation efficiency. This paper presents two novel concepts optimize charging, satisfying comfort hygienic requi...
The EPA Regional Ground Water Forum is a group of EPA professionals representing Regional Superfund and Resource Conservation and Recovery Act (RCRA) Offices, committed to the identification and resolution of ground-water issues impacting the remediation of Superfund and RCRA sites. Innovative technologies for subsurface remediation, including in-situ techniques based on heating the subsurface ...
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