Use of Air Valves in water systems and Waterhammer (transient) considerations| Recorded Webinar

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Use of Air Valves in Water Systems and Waterhammer (transient) considerations 

PDH Credits: 1


This webinar will focus on the application and installation of air valves and where are they frequently used. Additionally, this webinar will cover air valve behavior during transients and secondary surges along with the protective measures.

Learning Objectives

Upon completion, attendees should be able to:

1. Identify the several types of air valves available

 2. Understand the construction and working principles of different air valves 

3. Identify the specific air valve type required for a variety of applications

 4. Explain the phenomenon of air valve slam during transients and identify protective measures.

WEBINAR DISCLAIMER: By participating in this webinar hosted by the Hydraulic Institute (HI) and Pump Systems Matter (PSM) you automatically agree to authorize recording of audio and or visual content presented during the live session and consent to subsequent use of the recording by HI and PSM unless otherwise stated. The audio and visual recording of the live webinar includes documents and materials exchanged or viewed during the live event; questions asked, and poll answers provided by you during the live event; and the chat box transcript. Live webinar recordings are uploaded to HI’s On-Demand library for distribution.

By submitting this registration, you consent to having your name or contact information shared with the session speaker(s) and organizer(s). If you do not consent to the audio and/or video recording of this live webinar or the sharing of your information, please do not join the session and email your concerns to our Customer Support Center.


Registration Fees

HI Member TypeFee
Associate Member$89.25
Standards Partner$89.25
Training Partner$89.25
Industry Partner$113.05
Academic Partner$113.05

Members, Associate Members, Standards Partners, and Training Partners of the Hydraulic Institute (HI) receive 25% discount on all available PSM training. Employees of Members, Associate Members, Standards Partner, and Training Partner organizations must log-in with their company email address in order for the discounted registration fee to apply. Industry Partners and Academic Partners receive 5% discount on all PSM training. Click here to learn more about HI membership.

Membership Question?  Call us at 973-267-9700, email us, or view the HI website for more information.

Group Registration

Group registration discounts are available for webinars as shown below. If you are interested in registering a group, please click the Group Registration Form button to download the form and email the completed form to Please note that it may take up to 3 business days to process group registrations.

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For Member, Associate Member, Standards Partner, and Training Partner
Number of Attendees1 Registrant2 - 5 Registrant6 - 10 Registrant11 + Registrant
1-Part Live Webinar
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3-Part Live Webinar
4-Part Live Webinar$250.00$225.00
5-Part Live Webinar$290.00$261.00$232.00$203.00
6-Part Live Webinar$321.00$289.00$257.00$225.00
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2-Part Live Webinar
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4-Part Live Webinar$333.00$300.00$ 267.00$233.00
5-Part Live Webinar
6-Part Live Webinar$428.00$386.00$343.00$300.00

Refunds & Cancellations

All refund requests must be made in writing to Full refunds will be issued for any live course or webinar that has been cancelled.

Webinar Instructions

  1. Click the Contents tab and select "View Live Webinar".  After the live webinar is completed, return to the Contents tab.
  2. Click "Complete Quiz for Live Webinar" to answer quiz questions. You will have 10 attempts and must get at least 80% correct to proceed. After completing the quiz, return to the Contents tab.
  3. For webinar series, continue this process until you complete all the webinar sessions.
  4. Click "Complete Webinar Evaluation" to provide your feedback on the webinar to PSM. Scroll down to view all feedback questions, there are questions that expand past the size of the window. 
  5. Click the button “View/Print Your Certificate” in the box titled “Claim Credits & Certificate to save or print your certificate of completion. If you ever lose your certificate, you can come back to the PSM website and view it on your transcript (found in the Dashboard).

Need Assistance?

If you are experiencing any log in issues, cannot access a course, need assistance claiming credit, or have other questions or concerns, please e-mail for assistance.

Raghu Kadava

Pump Technical Specialist

Black & Veatch

Raghu Kadava is a Pump Technical Specialist with over 16 years of experience. He has worked in Design, Construction, Startup, Commissioning, Failure Analysis for over 300 pumping stations. He has done more than 50 transient analysis for Surge tanks, head tanks, surge towers, air valves, surge relief & anticipator valves, check valve w/ bypass and others.  He is an active member of Hydraulic Institute for past 6 years & has major contributions for development of standards and has been a major contributor for the Intake Design, Foundation Design & Vibration. Mr. Kadava completed his education from the University of Missouri – Rolla. 

PDH Credits

One (1) PDH credit will be issued upon completion of this live webinar series. 

The acceptance of continuing education as it applies to fulfillment of the state licensing requirements for professional designations is at the pleasure of the individual state licensing boards. It is the responsibility of the individual participants to be knowledgeable about their state requirements.

Licensed Professional Engineers

Continuing professional development is a vital component to the engineering licensure process. Most state licensing boards require continuing professional development as a condition for licensure and renewal of the license to practice engineering. Pre-approval of training providers and courses are not required by most state licensing boards, except for the following:

Florida Board of Professional Engineers

Pump Systems Matter is a board-approved continuing education provider for the Florida Board of Professional Engineers: License # CEA361.

North Carolina Board of Examiners for Engineers and Surveyors

Pump Systems Matter is an approved continuing professional competency sponsor for the North Carolina Board of Examiners for Engineers and Surveyors: Sponsor # S-0523.

New York State Board for Engineering, Land Surveying, and Geology

Pump Systems Matter is approved as a sponsor of continuing education for professional engineers in New York State: NYS Sponsor # 241.


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1.00 PDH credit  |  Certificate available
1.00 PDH credit  |  Certificate available Select the "View/Print Your Certificate" button to view and print your certificate of completion.