Improving HVAC With PID and VFDs
- Taking the Next Step in Efficiency. Foster, Dick // Air Conditioning Heating & Refrigeration News;5/15/2006, Vol. 228 Issue 3, p28
The article discusses the need for the American heating, ventilation and air conditioning industry to consider combining zone control and the 13-seasonal energy efficiency ratio equipment to achieve higher energy efficiencies. A zoning system that uses motorized dampers for each zone will reduce...
- Profiting From Residential Forced-Air Zoning. Preville, Cherie // Air Conditioning Heating & Refrigeration News;5/15/2006, Vol. 228 Issue 3, p32
The article advises heating and ventilation contractors in the United States on how to make a profitable bid that will also ensure quality installation with the use of zoned heating and cooling. A chart is shown to compare costs for systems with and without zoning. The bid with the zoning system...
- Retrofit cures overworked hvac system's problems. // Engineered Systems;Feb98, Vol. 15 Issue 2, p34
Discusses how the problem on heating, ventilation and air-conditioning system of the Capitol Bank Center in Sacramento, California was resolved. Overview on the problem; Individuals responsible for solving the problem.
- Optimal Control of Energy Consumption for Heating. // ASHRAE Journal;Nov2006, Vol. 48 Issue 11, p26
The article focuses on optimum control strategies which address the problem of energy consumption in the building heating system. The mathematical formulas based on experimental data for energy savings are provided. It suggested that power minimization on heating system could be achieved through...
- Win by exceeding your customers' expectations. Luquire, Hans // Air Conditioning Heating & Refrigeration News;11/27/95, Vol. 196 Issue 13, p7
Advises heating, ventilation and air conditioning (HVAC) businesses to exceed their customers' expectations. Business advantage of being in the HVAC industry; Raising of the customers' expectations.
- New contractor thinking, old common sense. Richgels, Chris // Air Conditioning Heating & Refrigeration News;09/22/97, Vol. 202 Issue 4, p36
Cites reasons for the claim that offering extended service contracts can enhance the profit for heating, ventilation and air conditioning contractors. Provision of a guarantee for a service customer; Guaranteed profit on labor; Guaranteed profits on parts; Ability to add value to the company.
- How to run a profitable hvac company. King, Ruth // Air Conditioning Heating & Refrigeration News;11/03/97, Vol. 202 Issue 10, p8
Offers tips to heating, ventilation, and air conditioning (hvac) entrepreneurs on fine-tuning contracting companies. Three major functions of all hvac businesses; Best source for new business; Importance of accurate financial statements; Improving customer service.
- Successful strategies for profitable survival. Collier, Ron // Air Conditioning Heating & Refrigeration News;11/03/97, Vol. 202 Issue 10, p16
Offers successful operating strategies to heating, ventilating and air conditioning contractors. Includes revision of pricing at least every six months; Focus on marketing; Controlling the costs of doing business.
- Government incentives a boon to midstate HVAC companies. Veronikis, Eric // Central Penn Business Journal;5/7/2010, Vol. 26 Issue 19, p4
The article reports on the implications of Pennsylvania's government incentives towards its heating and ventilation industry companies.