Chapter hvac engineering Fundamentals: Part 1 Introduction

11.8
Control of Outside Air Quantity
Outside air economy-cycle control is described in Sec. 8.5.1. A
fixed
outside air quantity may be required to satisfy exhaust or ventilation
requirements. This is provided as shown in Fig. 11.24 (less than 100
percent outside air) or Fig. 11.25 (100 percent outside air). With 100
percent outside air it is preferable to provide a time delay in the sup-
Equipment: Part 3
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