Handbook of Electrical Engineering

470 HANDBOOK OF ELECTRICAL ENGINEERING needed, and then design the power system around the equipment to be purchased. In general ...

PREPARING EQUIPMENT SPECIFICATIONS 471 Spare parts. Documentation. Packing and transportation. Appendices, if necessary. 19.2. ...

472 HANDBOOK OF ELECTRICAL ENGINEERING by the recipient, can suffer through translation. Some of the international standards, e. ...

PREPARING EQUIPMENT SPECIFICATIONS 473 to be allowed to run in overloaded conditions until they run out of fuel or actually fail ...

474 HANDBOOK OF ELECTRICAL ENGINEERING Other aspects that should be included are protective devices, measurement detectors, term ...

PREPARING EQUIPMENT SPECIFICATIONS 475 Routine and abbreviated tests are generally the same form of tests. These are applied to ...

476 HANDBOOK OF ELECTRICAL ENGINEERING 19.2.10.1 Tender documentation The following dimensional drawings would normally be requi ...

PREPARING EQUIPMENT SPECIFICATIONS 477 Detailed list of spare parts. One-line diagrams, schematic diagrams, block diagrams etc. ...

20 Summary of the Generalised Theory of Electrical Machines as Applied to Synchronous Generators and Induction Motors 20.1 Intro ...

480 HANDBOOK OF ELECTRICAL ENGINEERING program does contain the appropriate mathematical equations, and that they are based on t ...

GENERALISED THEORY OF ELECTRICAL MACHINES 481 Xlkd Leakage reactance of thed-axis rotor damping winding. Xlkq Leakage reactance ...

482 HANDBOOK OF ELECTRICAL ENGINEERING Figure 20.1 Mutually coupling and leakage fluxes in coils that share a common magnetic ir ...

GENERALISED THEORY OF ELECTRICAL MACHINES 483 produces the flux linkages is kept constant but its winding is rotated at an angul ...

484 HANDBOOK OF ELECTRICAL ENGINEERING the 0.5 and 1.0 constant become √ 1/2 see References 10, 13 and 14. The most commonly use ...

GENERALISED THEORY OF ELECTRICAL MACHINES 485 For a squirrel cage induction motor none of the mutual and self-inductances are fu ...

486 HANDBOOK OF ELECTRICAL ENGINEERING d) Flux linkage equations The flux linkage variables in (20.5) can now be established in ...

GENERALISED THEORY OF ELECTRICAL MACHINES 487 Since the inductances in (20.6) to (20.10) are constant it is a simple exercise to ...

488 HANDBOOK OF ELECTRICAL ENGINEERING Ififandikdare eliminated in (20.12) and (20.14) and (20.6) and after much manipulation th ...

GENERALISED THEORY OF ELECTRICAL MACHINES 489 Armature time constantTa X 2 ωRa Q-axis sub-transient open-circuit time constantT ...

490 HANDBOOK OF ELECTRICAL ENGINEERING Hence the machine with one damper winding on each axis is adequate for most practical sit ...