Foreword
The information is set out as follows: section 1 geves a general description of the equipment. Sections 2 to 8 give, respectively, accounts of the following tests: flow through a parabolic nozzle; flow throung a sudden enlargement, with pressure recovery; the velocity profile during turbulent flow through a pipe, observed; the friction in a smooth pipe, the velocity profile, theoretical; losses in various pipe fittings; the characteristics of the fan with various forms of impeller. In an Appendix instructions for operating the equipment are added.