Manohar Lal Munjal | Academic Influence

Why Is Manohar Lal Munjal Influential?

According to Wikipedia, Manohar Lal Munjal is an Indian acoustical engineer, honorary professor, and INSA senior scientist at the Facility for Research in Technical Acoustics of the Indian Institute of Science. He is known for his studies on aeroacoustics and finite wave analysis of exhaust systems. He is an elected fellow of all the three major Indian science academies viz. Indian Academy of Sciences, Indian National Science Academy, National Academy of Sciences, India as well as the Indian National Academy of Engineering. He has published three books viz. Noise and Vibration Control, Acoustics of Ducts and Mufflers With Application to Exhaust and Ventilation System Design, and IUTAM Symposium on Designing for Quietness and has contributed chapters to books edited by himself and others. The Council of Scientific and Industrial Research, the apex agency of the Government of India for scientific research, awarded him the Shanti Swarup Bhatnagar Prize for Science and Technology, one of the highest Indian science awards for his contributions to Engineering Sciences in 1986.

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Manohar Lal Munjal's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

Acoustics of Ducts and Mufflers (2014) (445)
Acoustics of Ducts and Mufflers With Application to Exhaust and Ventilation System Design (1987) (260)
Theory of a two source-location method for direct experimental evaluation of the four-pole parameters of an aeroacoustic element (1990) (227)
Aeroacoustic analysis of perforated muffler components (1987) (104)
Experimental evaluation of impedance of perforates with grazing flow (1986) (95)
Velocity ratio-cum-transfer matrix method for the evaluation of a muffler with mean flow (1975) (76)
Plane wave analysis of side inlet/outlet chamber mufflers with mean flow (1997) (62)
Response Of A Multi-layered Infinite Plate To An Oblique Plane Wave By Means Of Transfer Matrices (1993) (56)
On plane-wave propagation in a uniform pipe in the presence of a mean flow and a temperature gradient (1986) (53)
Analysis of reflection characteristics of a normal incidence plane wave on resonant sound absorbers: A finite element approach (1993) (49)
On an Integrated Transfer Matrix method for multiply connected mufflers (2012) (49)
A Hybrid approach for aeroacoustic analysis of the engine exhaust system (2000) (47)
Experimental evaluation of the aeroacoustic characteristics of a source of pulsating gas flow (1979) (46)
Analysis of inertance due to the higher order mode effects in a sudden area discontinuity (1995) (46)
Multi-focus design of underwater noise control linings based on finite element analysis (2008) (45)
A simple numerical method for three-dimensional analysis of simple expansion chamber mufflers of rectangular as well as circular cross-section with a stationary medium (1987) (45)
Transmission loss analysis of rectangular expansion chamber with arbitrary location of inlet/outlet by means of Green's functions (2009) (42)
Finite element analysis of wedges used in anechoic chambers (1993) (41)
A transfer matrix approach for evaluation of the response of a multi-layer infinite plate to a two-dimensional pressure excitation (1995) (40)
The two-microphone method incorporating the effects of mean flow and acoustic damping (1990) (39)
ANALYSIS AND DESIGN OF MUFFLERS—AN OVERVIEW OF RESEARCH AT THE INDIAN INSTITUTE OF SCIENCE (1998) (39)
Effect of wall thickness on the end corrections of the extended inlet and outlet of a double-tuned expansion chamber (2011) (38)
Plane wave propagation in generalized multiply connected acoustic filters (2005) (36)
On uniqueness, transfer and combination of acoustic sources in one-dimensional systems (1988) (35)
3-D acoustic analysis of elliptical chamber mufflers having an end-inlet and a side-outlet: An impedance matrix approach (2012) (33)
Generalized analysis of a muffler with any number of interacting ducts (2005) (33)
An analytical, one‐dimensional, standing‐wave model of a linear active noise control system in a duct (1988) (33)
Flow-acoustic performance of perforated element mufflers with application to design (1993) (32)
On numerical prediction of the acoustic source characteristics of an engine exhaust system (1992) (32)
Analysis and design of conical concentric tube resonators (2004) (31)
Matrix condensation and transfer matrix techniques in the 3-D analysis of expansion chamber mufflers (1991) (31)
Analysis and design of pod silencers (2003) (30)
Velocity ratio in the analysis of linear dynamical systems (1973) (30)
Transverse plane wave analysis of short elliptical chamber mufflers: An analytical approach (2011) (29)
Analytical prediction of the breakout noise from a rectangular cavity with one compliant wall. (2008) (27)
A generalized scheme for analysis of multifarious commercially used mufflers (2007) (27)
Vibrations of a periodic rail-sleeper system excited by an oscillating stationary transverse force (1982) (26)
Design of expansion chamber mufflers incorporating 3-D effects (1992) (25)
Recent advances in muffler acoustics (2013) (23)
Relationship between the impedance matrix and the transfer matrix with specific reference to symmetrical, reciprocal and conservative systems (1993) (23)
Analytical Solution Of Sound Propagation In Lined Or Unlined Circular Ducts With Laminar Mean Flow (1993) (22)
Acoustical Analysis of a General Network of Multi- Port Elements — An Impedance Matrix Approach (2012) (22)
Analytical and experimental aeroacoustic studies of open‐ended three‐duct perforated elements used in mufflers (1995) (22)
Exhaust Noise and its Control - A Review (1977) (21)
Analysis of a flush tube three-pass perforated element muffler by means of transfer matrices (1997) (20)
Acoustical behavior of single inlet and multiple outlet elliptical cylindrical chamber muffler (2012) (20)
Plane wave analysis of conical and exponential pipes with incompressible mean flow (1992) (20)
TRANSFER MATRIX MODEL FOR THE REVERSE-FLOW, THREE-DUCT, OPEN END PERFORATED ELEMENT MUFFLER (1998) (20)
An algebraic algorithm for the design and analysis of linear dynamical systems (1973) (19)
Transverse Plane-Wave Analysis of Short Elliptical End-Chamber and Expansion-Chamber Mufflers (2010) (19)
A method for the experimental evaluation of the acoustic characteristics of an engine exhaust system in the presence of mean flow (1976) (17)
A Modified Segmentation Approach for Analyzing Plane Wave Propagation in Non-Uniform Ducts with Mean Flow (1995) (16)
Effect of protective layer on the performance of absorptive ducts (1997) (16)
Response of a multi-layered infinite cylinder to a plane wave excitation by means of transfer matrices (1998) (15)
Analytical prediction of break-out noise from a reactive rectangular plenum with four flexible walls. (2010) (15)
A rational synthesis of vibration isolators (1975) (14)
Theory and design of tuned extended-tube chambers and concentric tube resonators (2009) (14)
Plane wave analysis of acoustic wedges using the boundary-condition-transfer algorithm (2006) (14)
Comparison of various methods for analyzing lined circular ducts (2005) (14)
Response of a multi-layered infinite cylinder to two-dimensional pressure excitation by means of transfer matrices (1998) (14)
EVALUATION OF NOISE ATTENUATION DUE TO EXHAUST MUFFLERS (1970) (14)
Design and analysis of a novel muffler for wide-band transmission loss, low back pressure and reduced flow-induced noise (2016) (14)
Tuning of the Extended Concentric Tube Resonators (2011) (13)
Radiation impedance of an unflanged pipe with mean flow (1982) (13)
Impedance tube technology for flow acoustics (1981) (13)
Approximate Empirical Expressions for the Aeroacoustic Source Strength Level of the Exhaust System of Compression Ignition Engines (2008) (13)
Acoustic End-Correction in a Flow-Reversal End Chamber Muffler: A Semi-Analytical Approach (2016) (13)
An exact one‐dimensional analysis of the acoustic sensitivity of the antiturbulence probe tube in a duct (1989) (13)
A note on the effect of wall compliance on lowest?order mode propagation in fluid?filled/submerged impedance tubes (1995) (13)
A rational approach to the synthesis of one-dimensional acoustic filters (1973) (13)
Backpressure considerations in designing of cross flow perforated-element reactive silencers (2007) (13)
Symmetry of one-dimensional dynamical systems in terms of transfer matrix parameters (1990) (13)
Noise and Vibration Control (2013) (12)
Transfer matrix modeling of hyperbolic and parabolic ducts with incompressible mean flow (1991) (11)
Flow-Acoustic Analysis of the Perforated-Baffle Three-Chamber Hybrid Muffler Configurations (2015) (11)
Prediction of Breakout Noise from a Rectangular Duct with Compliant Walls (2011) (11)
Improved tuning of the extended concentric tube resonator for wide-band transmission loss (2014) (11)
Some mechanisms of excitation of a railway wheel (1982) (11)
Acoustic performance of hoses - A parametric study (1996) (10)
Acoustic analysis and parametric studies of lagged pipes (1997) (10)
On the Role of Higher-Order Evanescent Modes in End-Offset Inlet and End-Centered Outlet Elliptical Flow-Reversal Chamber Mufflers (2012) (10)
ACOUSTIC CHARACTERIZATION OF AN ENGINE EXHAUST SOURCE - A REVIEW (2004) (10)
ANALYSIS AND DESIGN OF EXHAUST MUFFLERS: RECENT DEVELOPMENTS (1973) (10)
Analytical solution of the laminar mean flow wave equation in a lined or unlined two-dimensional rectangular duct (1992) (9)
Sound propagation in ducts with bulk reacting lining in the presence of laminar mean flow (1996) (9)
An accurate method for the experimental evaluation of the acoustical impedance of a black box (1975) (9)
Advances in the acoustics of flow ducts and mufflers (1990) (9)
Combination mufflers - Theory and parametric study (2005) (9)
Design enhancement of the underwater noise control linings through a parsimonious parametric study (2008) (9)
An improved experimental method for determining transfer matrices of pipeline elements with flow (1988) (8)
Direct estimation and experimental validation of the acoustic source characteristics of two-cylinder naturally aspirated diesel engine exhaust system (2018) (8)
IUTAM Symposium on Designing for Quietness (2002) (8)
Method for evaluation of the acoustical impedance of a black box, with or without mean flow, measuring pressures at fixed positions (1977) (8)
Analysis of a linear one-dimensional active noise control system by means of block diagrams and transfer functions (1989) (8)
Analysis and design guidelines for fork muffler with H-connection ☆ (2017) (7)
Prediction of the vibro-acoustic transmission loss of planar hose-pipe systems (1997) (7)
Design of Reactive Rectangular Expansion Chambers for Broadband Acoustic Attenuation Performance based on Optimal Port Location (2016) (7)
Prediction of the break-out noise of the cylindrical sandwich plate muffler shells (1998) (7)
Flow resistance network analysis of the back-pressure of automotive mufflers (2013) (6)
End corrections for double-tuning of the same-end inlet-outlet muffler (2020) (6)
Analysis of a hybrid noise control system for a duct (1989) (6)
Acoustic analysis and design of compliant cable-hose systems (1997) (6)
State of the art of acoustics of active and passive mufflers (1990) (6)
Intake source characterization of a compression ignition engine: Empirical expressions (2008) (6)
3D ACOUSTIC ANALYSIS OF SPHERICAL CHAMBER HAVING SINGLE INLET AND MULTIPLE OUTLET: AN IMPEDANCE MATRIX APPROACH (2011) (6)
A One-dimensional Model for Prediction of Breakout Noise from a Finite Rectangular Duct with different Acoustic Boundary Conditions (2007) (5)
Prediction and measurement of the four-pole parameters of a muffler including higher order mode effects (2005) (5)
Pressure Drop Characteristics of Perforated Pipes with Particular Application to the Concentric Tube Resonator (2015) (5)
Plane wave analysis of rectangular axial-inlet, axial-outlet and transverse-inlet, transverse-outlet air cleaners (2011) (5)
Prediction of breakout noise from an elliptical duct of finite length (2010) (5)
On the relation between convective source characteristics and their acoustic counterparts (1990) (5)
Evaluation and control of the exhaust noise of reciprocating I.C. engines (1981) (5)
A fully automatic 3-D analysis tool for expansion chamber mufflers (1998) (5)
Waves in branched hydraulic pipes (1974) (5)
Acoustic Characterization of Porous Ceramic Tiles (1987) (5)
An error inherent in the use of the two-microphone method for gas pulsation measurement in a reflective environment (2001) (5)
Analysis and design of composite/folded variable area perforated tube resonators for low frequency attenuation (2006) (5)
Theory of the double-tuned side-inlet side-outlet muffler (2018) (5)
Measurement of the acoustical impedance of a black box at low frequencies using a shorter impedance tube (1977) (5)
Computational Prediction and Measurement of Break-out Noise of Mufflers (2007) (4)
A New Hybrid Approach for the Thermo-Acoustic Modelling of Engine Exhaust Systems (2004) (4)
1-D Acoustical Analysis of Axial-Inlet, Transverse-Outlet Air Cleaners of Rectangular and Circular Cross-Section (2010) (4)
An inherently stable boundary-condition-transfer algorithm for muffler analysis. (2005) (4)
Tuning a Two-Chamber Muffler for Wide-Band Transmission Loss (2020) (4)
Evaluation of engine acoustic source characteristics using AVL BOOST software (2008) (4)
Direct estimation and experimental validation of the acoustic source characteristics of turbocharged diesel engine exhaust system (2019) (4)
A new hybrid approach for thermo-acoustic modeling of engine exhaust systems (2004) (4)
Noise reduction with perforated three-duct muffler components (1986) (4)
Analysis of multiple-duct variable area perforated tube resonators (2006) (4)
Time-domain-finite-wave analysis of the engine exhaust system by means of the stationary-frame method of characteristics. Part I. Theory (1993) (3)
Hybrid Approach to Predict Exhaust Noise of Naturally Aspirated Engine with Commercial Mufflers (2007) (3)
Analysis of Lined Ducts With Mean Flow, With Application to Dissipative Mufflers (1987) (3)
3-D acoustic analysis of spherical chamber having single inlet and multiple outlet (2011) (3)
On the transfer matrix for a uniform tube with a moving medium (1983) (3)
Authors reply to "On uniqueness, transfer and combination of acoustic sources in one-dimensional systems" (1988) (3)
Generalized aerodynamic noise equation (1975) (3)
Prediction of Breakout Noise from Acoustically Lagged Rectangular HVAC Ducts (2009) (2)
Aero-Acoustic Analysis Of Straight-Through Mufflers With Simple And Extended Tube Expansion Chambers (2013) (2)
Experimental validation of the 1-D acoustical model for conical concentric tube resonators with moving medium (2011) (2)
Analysis and Design of an Annular Airgap Lined Duct for Hot Exhaust Systems (2002) (2)
Analysis and parametric study of Fork muffler with and without H-connection (2016) (2)
Design and Analysis of a Plug-Muffler Modified for Low Back-Pressure and Improved Acoustic Performance (2017) (2)
On the cut‐on frequencies of a large round duct with azimuthal as well as radial partitions (1988) (2)
Time-domain-finite-wave analysis of the engine exhaust system by means of the stationary-frame method of characteristics. Part II. Computed results and experimental corroboration thereof (1993) (2)
Free vibration analysis of coupled acoustic structural systems (2008) (2)
Flow - Acoustic Performance of a Three - Pass Double - Reversal Muffler (2013) (1)
ICSV 14 Cairns • Australia 9-12 July , 2007 FRITAMUFF : A COMPREHENSIVE PLATFORM FOR PREDICTION OF UN-MUFFLED AND MUFFLED EXHAUST NOISE OF IC ENGINES (2004) (1)
Environmental noise control (2015) (1)
Acoustic performance of flexible bellows (1998) (1)
Friction Factor for Perforated Pipes (2015) (1)
Automotive noise - the Indian scene in 2004 (2004) (1)
Some remarks about the four-load method for measuring source impedance. Authors' replies (1993) (1)
Aero-Acoustic Analysis Of Mufflers With Flow Reversals (2013) (1)
Theory and Design of the Double-Tuned Coaxial and Flow-Reversal Mufflers: A New Perspective (2020) (1)
Vibro-acoustics of hose-pipe systems (2002) (1)
Four-pole Parameters of a rectangular expansion chamber with yielding walls (2009) (1)
ON A GENERAL METHOD FOR MODELLING MULTI-SOURCE, MULTI-BRANCH, ONE-DIMENSIONAL ACOUSTICAL SYSTEMS (1991) (1)
Noise Control Strategies (2013) (1)
On development of rational design guidelines for large side-inlet side-outlet perforated element mufflers (2018) (1)
Erratum: Waves in branched hydraulic pipes (Journal of Sound and Vibration (1974) 37, 507–519) (1976) (0)
Prediction of break-out noise from a finite distorted circular duct (2009) (0)
Tonal noise control by a special acoustic enclosure (2006) (0)
Noise from an axisymmetric shear flow: I numerical results (1979) (0)
Prediction of the exhaust noise of an automotive engine and insertion loss of commercial mufflers using hybrid approach (2006) (0)
Glimpses of Aeroacoustic Activities in India (2008) (0)
Mufflers and Silencers (2013) (0)
Noise from an axisymmetric shear flow: II analytical results (1979) (0)
Three-dimensional acoustic analysis of an elliptical chamber muffler with a side inlet and a side outlet (2011) (0)
Vibration and Its Measurement (2013) (0)
Acoustic lagging of pipes (1998) (0)
Improved Parametric Expressions for Acoustic Source Strength Level and Impedance of Turbocharged Diesel Engine Exhaust System (2019) (0)
Flow-acoustic lumped element analysis of the side-inlet/outlet combination mufflers and 1-D and FEM validation thereof (2017) (0)
Aerodynamic noise from wave-turbulence interaction (1978) (0)
Cockpit noise reduction using mufflers and silencers in a fighter aircraft (2009) (0)
Production of break-out noise of a rectangular HVAC duct with acoustic lagging (2008) (0)
A test element reversal method for measurement of acoustic four-pole parameters: theory and experiment (2006) (0)
Prediction of the effective loss factor of the acoustically lagged pipes (2008) (0)
State of the art of the diesel engine and genset noise control (2006) (0)
Power measurement for an acoustically pulsed jet flow (1993) (0)
Design of Reactive Rectangular Expansion Chambers for Broadband Acoustic Attenuation Performance based on Optimal Port Location (2016) (0)
Direct measurement of the four-pole parameters of an acoustic element (2009) (0)
Aeroacoustics of a free subsonic jet - directional characteristics (1979) (0)
Prediction of the Coefficient of Friction for Pneumatic Tyres on Hard Pavement (1975) (0)
Transmission loss properties and design of reciprocal and conservative single-inlet and multiple-outlet rectangular chambers (2013) (0)
Technological measures for noise control (2006) (0)
Directivity and Mach number Dependence of Sound Radiated from Turbulent Jets (1978) (0)
The relationship between reciprocal and symmetrical systems - reply (1994) (0)
Acoustics, waves and oscillations: 1990, by S. N. Sen. New Delhi: Wiley Eastern Limited. Price £22·20. ISBN 0 470 213647 (1991) (0)
Theory and Design of the Double-Tuned Coaxial and Flow-Reversal Mufflers: A New Perspective (2020) (0)
Analytical modeling of an active noise control system in a duct (1987) (0)
Designing for quieter living (2015) (0)
Automotive noise control in India- State of the Art (2009) (0)
Time-domain analysis of extended-tube expansion chamber mufflers by means of the method of characteristics (2002) (0)
Plane wave analysis of panel wedges (2008) (0)
Automotive noise scenario in 2005-06 (2006) (0)
Acoustic Analysis of a Compact Muffler for Automotive Application (2017) (0)
Creativity—A Personal Challenge (2016) (0)
Plane wave frequency domain analysis of resonance free pipes with moving medium (2019) (0)
On the crucial role of mean flow in the design of multiply-connected coaxial perforated element mufflers (2017) (0)
Selection, design and fabrication of quieter fans and HVAC systems (2000) (0)
The flow structure of a nearly ideally expanded supersonic jet with mean shear (1982) (0)
Analysis of an active noise control system with several loudspeakers spread along the axis of the duct (2013) (0)
Flow-acoustic analysis of diesel particulate filter (2009) (0)
Literature Review : GUIDELINES FOR NOISE AND VIBRATION CONTROL Yerges, L.F. S/V Sound Vib. 7(8), 18-21 (Aug. 1973) Refer to Abstract No. 73-1681 (1974) (0)
GENERALIZED FORMULAE FOR THE VALVE LIFT HISTORY AND THE EFFECT THEREOF ON THE EXHAUST NOISE OF I.C. ENGINES (2008) (0)
Finite wave modeling of extended-tube resonators (1999) (0)
Performance a rectangular duct with absorptive lining on one side and airgap on the opposite side (2009) (0)
Analysis of the acoustic wave propagation in variable area flow ducts and anechoic linings (2013) (0)
Aeroacoustic analysis of the two-duct reverse- flow performed elements (2013) (0)
Designing for quieter living (2015) (0)
A novel one-dimensional analysis of short end-chamber and expansion chamber mufflers (2009) (0)
Double-tuning and experimental validation of rotated-offset inlet-outlet circular chamber muffler (2022) (0)
Acoustics of Rooms, Partitions, Enclosures and Barriers (2013) (0)
AN ANALYTICAL TECHNIQUE FOR DETERMINING END CORRECTION IN A SINGLE-INLET AND SINGLE- OUTLET FLOW-REVERSAL END CHAMBER MUFFLER (2013) (0)
Muffler design for automotive engines (2006) (0)
Recent advances in the analysis of exhaust mufflers (1985) (0)

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