Cavitation of hydraulic machinery:
Gespeichert in:
| Format: | Buch |
|---|---|
| Sprache: | English |
| Veröffentlicht: |
London
Imperial College Press
2000
|
| Schriftenreihe: | Series on hydraulic machinery
1 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XXVI, 464 S. Ill., graph. Darst. |
| ISBN: | 1860942571 |
Internformat
MARC
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| 245 | 1 | 0 | |a Cavitation of hydraulic machinery |c ed.: S. C. Li |
| 264 | 1 | |a London |b Imperial College Press |c 2000 | |
| 300 | |a XXVI, 464 S. |b Ill., graph. Darst. | ||
| 336 | |b txt |2 rdacontent | ||
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| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a Series on hydraulic machinery |v 1 | |
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| 999 | |a oai:aleph.bib-bvb.de:BVB01-009502466 | ||
Datensatz im Suchindex
| _version_ | 1804128728896241664 |
|---|---|
| adam_text | CAVITATION OF HYDRAULIC MACHINERY EDITOR S. C. LI UNIVERSITY OF WARWICK,
U.K. IMPERIAL COLLEGE PRESS CONTENTS PREFACE XIII FOREWORD OF THE EDITOR
XV CONTRIBUTING AUTHORS XIX 1 INTRODUCTION 1 S CLI 1.1 CAVITATION 1
1.1.1 DISCOVERY 1 1.1.2 CLASSIFICATION 1 1.2 HYDRAULIC MACHINERY AND
CAVITATION 3 1.2.1 PROBLEMS CAUSED BY CAVITATION 3 1.2.2 COMBATING
CAVITATION 5 REFERENCES 8 2 CAVITATION AND CAVITATION TYPES 9 A J ACOSTA
2.1 CAVITATION PHENOMENON 9 2.1.1 CAVITATION 9 2.1.2 HYDRODYNAMIC
CAVITATION 10 2.2 TYPES OF CAVITATION 11 2.2.1 CAVITATION INDEX 11 2.2.2
SCALE EFFECTS AND CAVITATION TYPES 12 2.3 CAVITATION EFFECTS 24 2.3.1
GENERAL PHENOMENA 24 2.3.2 INFLUENCES ON MACHINE PERFORMANCE 25 2.3.3
SYSTEM STABILITY 28 2.4 CAVITATION NUCLEATION AND INCEPTION 30 2.4.1
INCEPTION 30 2.4.2 NUCLEI MEASUREMENT 34 2.4.3 CONCLUDING REMARKS 38
REFERENCES 40 3 BUBBLE DYNAMICS 47 PART 1: SINGLE BUBBLE 47 A SHIMA 3.1
RAYLEIGH ANALYSIS 47 3.1.1 BESANT S PROBLEM 47 VI CONTENTS 3.1.2
RAYLEIGH S SOLUTION 48 3.2 VAPOROUS AND GASEOUS BUBBLES 49 3.2.1
CLASSIFICATION 49 3.2.2 STABILITY 49 3.3 VISCOSITY AND COMPRESSIBILITY
EFFECTS 50 3.3.1 EFFECTS OF VISCOSITY AND SURFACE TENSION 50 3.3.2
COMPRESSIBILITY EFFECT 50 3.4 BUBBLE REBOUND 53 3.4.1 INTRODUCTION 53
3.4.2 STUDIES OF REBOUND 53 3.5 NONSPHERICAL COLLAPSE AND MICRO-JET
FORMATION 54 3.5.1 COLLAPSE NEAR SOLID WALL 54 3.5.2 COLLAPSE IN CONTACT
WITH SOLID WALL 55 3.6 PRESSURES GENERATED AT COLLAPSE 57 3.6.1 IMPACT
PRESSURE AND THEIR MODES 57 3.6.2 TEMPERATURE EFFECT 60 REFERENCES 61
PART 2: MULTI-BUBBLES (STOCHASTIC BEHAVIOUR) 65 S CLI 3.7 ORIGINS OF
BUBBLE STOCHASTICITY 65 3.7.1 INTRODUCTION 65 3.7.2 BUBBLE-BOUNDARY
INTERACTION 67 3.7.3 BUBBLE-BUBBLE INTERACTION 73 3.7.4 BUBBLE-FLOW
FIELD INTERACTION 94 3.7.5 REMARKS 115 3.8 STOCHASTIC MODELS OF
CAVITATION BUBBLES 117 3.8.1 INTRODUCTION 117 3.8.2 SINGLE-EVENT MODEL
117 3.8.3 MULTI-EVENT (CLUSTER) MODEL 118 3.8.4 COMPREHENSIVE MODEL 120
3.9 POWER SPECTRUM 121 3.9.1 INTRODUCTION 121 3.9.2 SPECTRUM OF
SINGLE-BUBBLE COLLAPSE 121 3.9.3 SPECTRUM FOR SEQUENCE OF SINGLE EVENTS
127 3.9.4 SPECTRUM FOR SEQUENCE OF CLUSTERS 137 3.9.5 SPECTRUM FOR
COMPREHENSIVE SEQUENCE 148 REFERENCES 153 157 CONTENTS VII 4 CAVITATING
FLOW 4.1 GENERAL FEATURES 157 H MURAI 4.1.1 SHEET CAVITATION 157 4.1.2
TRAVELLING BUBBLE CAVITATION 160 4.1.3 VORTICAL CAVITATION 161 4.1.4
HYDRAULIC LOSS CAUSED BY CAVITATION 161 4.2 HYDROFOIL AND HYDROFOIL
CASCADE 166 H MURAI 4.2.1 CAVITATION CHARACTERISTICS OF HYDROFOIL 166
4.2.2 CAVITATION CHARACTERISTICS OF CONVENTIONAL AIRFOIL SECTIONS 170
4.2.3 CAVITATION CHARACTERISTICS OF OGIVAL HYDROFOILS 171 4.2.4
CAVITATION CHARACTERISTICS OF HYDROFOIL CASCADE 175 4.2.5 CAVITATION
CHARACTERISTICS OF CONVENTIONAL AIRFOIL AND OGIVAL PROFILES 176 4.2.6
HYDROFOIL PROFILE SUITABLE FOR DECELERATING AND ACCELERATING CASCADES
180 4.2.7 COMPUTER SIMULATION OF PARTIALLY CAVITATING FOIL 182 4.2.8
SUPERCAVITATING HYDROFOIL 184 4.2.9 SUPERCAVITATING HYDROFOIL CASCADE
186 4.3 CONTROL VALVES 187 E OUTA 0 4.3.1 GENERAL FEATURES OF CONTROL
VALVE CAVITATION 187 4.3.2 CAVITATION PICTURES OF GLOBE VALVE FLOWS 194
4.3.3 CAVITATION INCEPTION DUE TO VORTEX GROWTH 197 4.3.4 CAVITATION
EROSION AND ANTI-CAVITATION VALVES 202 REFERENCES 205 5 CAVITATION
PHENOMENA IN HYDRAULIC MACHINERY 211 5.1 GENERAL FEATURES OF TURBINE
CAVITATION 211 H TANAKA 5.1.1 CAVITATION IN FRANCIS TURBINES 211 5.1.2
CAVITATION IN PROPELLER TURBINES 220 5.1.3 CAVITATION IN PELTON TURBINES
225 5.1.4 CAVITATION IN FRANCIS PUMP-TURBINES 226 5.2 GENERAL FEATURES
OF PUMP CAVITATION 229 R K TURTON 5.2.1 INTRODUCTION 229 5.2.2 GENERAL
EFFECT ON PUMPS 229 VIII CONTENTS 5.2.3 NET POSITIVE SUCTION HEAD 232
5.2.4 DEFINITION OF CRITICAL NPSH R 235 5.2.5 IMPLICATIONS FOR PUMP
DESIGN 236 5.2.6 THE ROLE OF THE INDUCER 240 5.3 PUMP CAVITATION
SIMILARITY 242 V CHEBAEVSKY AND V PETROV . 5.3.1 PROBLEM NATURE AND
SIMILARITY CONDITIONS 242 5.3.2 THERMODYNAMIC PROPERTY SIMULATION 248
5.4 CAVITATION DETECTION TECHNIQUES R 251 E EGUSQUIZA 5.4.1 INTRODUCTION
251 5.4.2 GENERATION OF NOISE AND VIBRATION 252 5.4.3 PROPAGATION 253
5.4.4 BACKGROUND NOISE 254 5.4.5 CAVITATION DETECTION IN FREQUENCY
DOMAIN 255 5.4.6 CAVITATION DETECTION IN TIME DOMAIN 259 5.4.7
CAVITATION DETECTION WITH TIME-FREQUENCY ANALYSIS 263 REFERENCES 265 6
CAVITATION DAMAGE TO HYDRAULIC MACHINERY 269 6.1 GENERAL MECHANISM OF
CAVITATION DAMAGE 269 Y IWAI AND T OKADA 6.1.1 INTRODUCTION 269 6.1.2
CAVITATION BUBBLE COLLAPSE PRESSURES AND DAMAGE 269 6.1.3 CORRELATION
BETWEEN EROSION RESISTANCE AND MECHANICAL PROPERTY 276 6.2 CAVITATION
DAMAGE IN TURBINES 277 * S C LI 6.2.1 INTRODUCTION 277 6.2.2 PROPELLER
AND KAPLAN TURBINES - 285 6.2.3 FRANCIS TURBINE 286 6.2.4 PELTON TURBINE
290 6.2.5 CAVITATION GUARANTEE 292 6.3 CAVITATION DAMAGE IN PUMPS 295
SCLI 6.3.1 INTRODUCTION 295 6.3.2 AXIAL FLOW PUMPS 295 6.3.3 CENTRIFUGAL
PUMPS 296 6.3.4 PUMP-TURBINES 298 CONTENTS IX 6.3.5 CAVITATION GUARANTEE
299 6.4 SILT-LADEN WATER EFFECT 302 S CLI 6.4.1 INTRODUCTION 302 6.4.2
SILT EROSION 302 6.4.3 SYNERGISM OF SILT AND CAVITATION EROSIONS 307 6.5
HIGH RESISTANCE MATERIALS 314 S CLI 6.5.1 INTRODUCTION 314 6.5.2 FUSED
MATERIALS 314 6.5.3 NON : FUSED MATERIALS 330 6.6 REPAIR OF MACHINE 334
S CLI 6.6.1 INTRODUCTION 334 6.6.2 CAUSE OF DAMAGE 334 6.6.3 MAIN
CONCERNS IN REPAIR 336 6.6.4 EXAMPLES 343 REFERENCES 353 7 CAVITATION
CAUSED VIBRATIONS 359 7.1 CAVITATION PRESSURE PULSATION IN TURBINES 359
7.1.1 BLADE CAVITY PULSATIONS 359 J SATO 7.1.2 BLADE WAKE CAVITATION
PULSATIONS 364 J SATO 7.1.3 DRAFT TUBE VORTEX CORE CAVITATION PULSATIONS
364 P HENRY 7.2 CAVITATION INDUCED PULSATIONS IN PUMPS 369 7.2.1
INTRODUCTION 369 R K TURTON 7.2.2 CHARACTERISTICS OF CAVITATION INDUCED
PULSATIONS 372 Y TSUJIMOTO 7.2.3 MECHANISMS OF CAVITATION INDUCED
PULSATIONS A 376 Y TSUJIMOTO 7.2.4 CAVITATION CHARACTERISTICS - MASS
FLOW GAIN FACTOR AND CAVITATION COMPLIANCE 380 Y TSUJIMOTO 7.3 INFLUENCE
OF OPERATING CONDITIONS 383 P HENRY X CONTENTS 7.3.1 PRELIMINARY
DISCUSSION 383 7.3.2 PART LOAD PRECESSION 383 7.3.3 80% LOAD
OSCILLATIONS 388 7.3.4 DRAFT TUBE FREE OSCILLATIONS 388 7.3.5
AUTO-OSCILLATIONS 398 7.3.6 INFLUENCE OF THE TEST HEAD 401 7.3.7 THOMA
NUMBER 403 7.4 CAVITATION RESONANCE IN HYDRAULIC MACHINERY INSTALLATIONS
405 P HENRY 7.4.1 INTRODUCTION 405 7.4.2 PROTOTYPE INSTALLATION 405
7.4.3 MODEL TESTS 409 7.4.4 STABILITY OF THE PROTOTYPE INSTALLATION 413
REFERENCES 417 8 UNSTEADY CAVITATION FLOWS CAUSED BY MACHINE TRANSIENTS
423 PART 1: TURBINE TRANSIENTS 423 C S MARTIN 8.1 INTRODUCTION 423 8.2
TYPES OF TURBINE CAVITATION 424 8.2.1 FRANCIS TURBINES 424 8.2.2 KAPLAN
TURBINES 432 8.3 DRAFT-TUBE COLUMN SEPARATION INCIDENTS 433 8.4 PHYSICAL
MODELLING OF CAVITATING TRANSIENT FLOWS 436 8.5 TWO-PHASE FLOW MODELLING
IN CONDUITS 440 8.5.1 ACOUSTIC VELOCITY 441 8.5.2 SLUG FLOW 444 8.6
ANALYTICAL MODELLING OF CAVITATING TRANSIENT FLOWS 444 REFERENCES 445
PART 2: PUMP TRANSIENTS 451 H TSUKAMOTO 8.7 INTRODUCTION 451 8.8
TRANSIENT CAVITATION IN DISCHARGE LINES 451 8.8.1 TRANSIENT CAVITATION
TYPE 451 8.8.2 WATER COLUMN SEPARATION 453 8.9 TRANSIENT CAVITATING FLOW
IN TURBOPUMPS 453 8.9.1 TRUE TOTAL PRESSURE RISE 453 8.9.2 TRANSIENT
BEHAVIOUR OF A CAVITATING PUMP 455 8.9.3 TRANSIENT CHARACTERISTICS OF
PUMP 457 CONTENTS XI 8.10 COMPUTER SIMULATION OF CAVITATING TRANSIENT
FLOWS IN PUMP SYSTEM 460 8.11 CONCLUDING REMARKS 461 REFERENCES 463
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| illustrated | Illustrated |
| indexdate | 2024-07-09T18:53:52Z |
| institution | BVB |
| isbn | 1860942571 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-009502466 |
| oclc_num | 634241520 |
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| owner | DE-703 DE-634 |
| owner_facet | DE-703 DE-634 |
| physical | XXVI, 464 S. Ill., graph. Darst. |
| publishDate | 2000 |
| publishDateSearch | 2000 |
| publishDateSort | 2000 |
| publisher | Imperial College Press |
| record_format | marc |
| series | Series on hydraulic machinery |
| series2 | Series on hydraulic machinery |
| spelling | Cavitation of hydraulic machinery ed.: S. C. Li London Imperial College Press 2000 XXVI, 464 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Series on hydraulic machinery 1 Kavitation (DE-588)4163525-5 gnd rswk-swf Hydraulische Maschine (DE-588)4137483-6 gnd rswk-swf Hydraulische Maschine (DE-588)4137483-6 s Kavitation (DE-588)4163525-5 s DE-604 Li, Shengcai Sonstige oth Series on hydraulic machinery 1 (DE-604)BV014118573 1 GBV Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009502466&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Cavitation of hydraulic machinery Series on hydraulic machinery Kavitation (DE-588)4163525-5 gnd Hydraulische Maschine (DE-588)4137483-6 gnd |
| subject_GND | (DE-588)4163525-5 (DE-588)4137483-6 |
| title | Cavitation of hydraulic machinery |
| title_auth | Cavitation of hydraulic machinery |
| title_exact_search | Cavitation of hydraulic machinery |
| title_full | Cavitation of hydraulic machinery ed.: S. C. Li |
| title_fullStr | Cavitation of hydraulic machinery ed.: S. C. Li |
| title_full_unstemmed | Cavitation of hydraulic machinery ed.: S. C. Li |
| title_short | Cavitation of hydraulic machinery |
| title_sort | cavitation of hydraulic machinery |
| topic | Kavitation (DE-588)4163525-5 gnd Hydraulische Maschine (DE-588)4137483-6 gnd |
| topic_facet | Kavitation Hydraulische Maschine |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009502466&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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