I had the same problem at first but i would sit at the fire station and have one of the older jakes make up problems for me to figure out. Work competently in their positions to cause all organizational programs to operate effectively. Define the following terms as they relate to water supply. The pump pressure is telling you the amount of pressure being developed at the discharge side of the pump and up to the discharge outlets on the fire engine. Fire ground hydraulics water deliver is all about compensating for pressure and friction loss so that we get the targeted 50 or 100 psi to the nozzle. Select adapters and appliances to be used in three 3 specific fire ground situations. This understanding of basic hydraulics, along with the ability to make practical applications on the fire ground, is the foundation for effective fire stream management at the pump panel. Author paul spurgeon, engineerpump operator with the denver fire department, breaks down into easily learned steps the sometimes difficulttounderstand formulas of hydraulics and pumps, taking care to explain the hows and whys of each formula discussed. Back cheat sheet after learning the equations for friction loss and engine pressure, all thats left is knowing which values to plug in. A master stream device that is attached to the rungs or rails of an aerial ladder. Ppt fire ground hydraulics powerpoint presentation. Hydraulic calculation for fire protection engineers support. In the fire service there are departments who use either or both, and there are situations that use either or both. In fire ground hydraulics the basic pump pressure formula for a level lay is.
Driveroperator 1b cheat sheet journey to firefighter. Hydraulic calculation for fire protection engineers in this series of tutorials we cover the basics of hydraulics calculations as it relates to fire protection engineering. More often than not, a fire pump sits separate from the drive shaft of the engine and can be engaged and disengaged. This is energy created by the pump which makes the water move through the plumbing on the fire engine. Driver operator manual chapter 3 fireground hydraulics fire notes. Fire fighting how to calculate fire pump and jockey pump capacity in fire fighting system duration. Fireground hydraulics fraction mathematics pressure scribd. This may be prepiped and permanently mounted or they may be appliances that must be attached to the aerial when needed. I want to share the other side of this pressurevolume discussion. Fireground hydraulics edp mod 1 flashcards quizlet. Relating to fog nozzles and master stream smooth bore tips, fireground nozzle. Friction loss in the fire service, friction loss is defined as the loss of. We dont need fireground hydraulics my firefighter nation.
Testing our own equipment, fire hose, nozzles, and appliances is beneficial to us in several ways. Firefighters need to be familiar with and have a working knowledge of fire hydraulics. Students will study the basic principles of determining fire flows and pressures and will learn a clipboard hydraulics system eliminating most of the mathematical calculations involved in this task. Fire hydraulics clovis unified rop firefighting technology. Fire ground hydraulics smooth bore nozzle 50 psi nozzle pressure task force tip combination nozzle 100 psi nozzle pressure hose size 270 gpm 118 smooth gpm 1200 gpm gpm 100psi fire ground hydraulics smooth bore nozzle 50 psi nozzle pressure fog nozzle smooth bore friction loss.
Most are midship mounted and are designed to put out 1500 to 2000 gpm. Not knowing hydraulics is a problem but it only small portion of the problem. Consider the simple basics, good elevated streams are possible if. The proper size tip or fog nozzle is used for the available water supply and pumping capacity. Pumping apparatus driveroperator handbookifsta essentials of firefighting handbookifsta fire stream practicesifsta introduction to produce effective fire streams, it is necessary to have an understanding of basic hydraulic theories and principles.
Csfm student manual download miramar fire technology. Driver operator manual chapter 3 fireground hydraulics tn. Pumps mounted on fire engines are relatively simple contraptions. Is there an easy to understand hydraulics guide somewhere. Fire service instructors manual, waterous pump company, 1996 edition. Dpo hydraulics refresher lake jackson volunteer fire. Analysis, design and control controlling electrohydraulic systems fluid power and control electrical control of fluid power. Nov, 2010 fire fighting how to calculate fire pump and jockey pump capacity in fire fighting system duration. Use their training and abilities to protect the public both on and off duty. Dummies guide to hydraulics firehouse forums firefighting. Two 2 mental formulas for calculating friction loss on the fire ground sm pg 2 presentation. Respect fellow employees and members of the public regardless of race, sex, religion, color, national origin, age, marital status, or disability. After reading all the posts i realize that maybe i wasnt specific enough in my opening statements.
Hydraulics, pumps and water supplies national operational. Vvv follow the policies, guidelines and directives of the sfmd. I had the same problem at first but i would sit at the fire station and have one of the older jakes make up. Department of financial services division of state fire. This surely has been poste don here but i cant find it. These are the firefighting formulas for the hydraulic course. Sufficient lines of sufficient diameter are run from the.
Students will study the basic principles of determining fire flows and pressures and will learn a clipboard hydraulics system eliminating most of the mathematical. Shifting into pump gear is just as simple as shifting to drive or reverse. Demonstrate the procedures for cleaning and maintaining fire hose, couplings and nozzles. The biggest route of the problem in the fire service in general is not understanding the pump operators position or engineers position. Ground fighting power fluid power pumps and motors. Any fire stream that is too large to be controlled without mechanical aid. Captain finfrocks firefighting technology class home page. In the case of your design and its application, it simply suggests you design your water delivery around lower pressures. Fireground hydraulics bonitasunnyside fire protection district. By paul spurgeon, engineer, denver co fire department. Each new print copy of fire protection hydraulics and water supply, third edition also includes navigate 2 advantage access that unlocks a complete ebook, study center, homework and assessment center, and a dashboard that reports actionable data. Atmosphere around earth has depth and density exerts pressure on everything on earth 2. Us fire pump offers certified training for departments who need a refresher course, quartiles training, or establish a new hazard operation procedures.
This course is a sixteen 16 hour noncertification course intended to give firefighting personnel the basic understanding of fire department pump operations. The volume addresses the principles of fire department hydraulics, water tanks and hose capacity, water supply and testing procedures, fire streams, discharge, friction loss principles and application, unusual and complex problems, pump capacity and drafting operations, relay operations and fire ground hydraulics. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Alot of you talk about how fireground hydraulics has helped in understanding water delivery. Areas covered in fire hydraulics are water flow, pressure losses, nozzle pressure, reactions and pump discharge pressures. Every pump operators basic equation fire engineering.
On the fire ground, the firefighter must be able to compute these various areas covered in fire hydraulics by using rule of thumb. The material referenced can be found in ifsta pumping. Driver operator manual chapter 3 fireground hydraulics. As municipal and industrial fire response and technology continues to evolve, new techniques and systems have emerged that provide a safer tactical approach to fire hazard mitigation. September 2003 slide 383 driveroperator 1b fl coefficients c factors refer to the third principle of friction loss the base of the friction loss equation. Appliances fire ground operations sometimes require the use of hose line. While all the pressures listed below are engineered using bernoullis equation, memorizing each value makes calculating engine pressure much easier. It is important for fire protection engineers and designers to understand the hydraulic calculations and analysis principles to be fully gain the benefits of using full hydraulic calculations in fire protections systems such as fire sprinkler, water mist and other types of water base extinguishing systems. When i talk about fireground hydraulics what i mean is actually using the formulas such as fl cq2l.
Ppt fire ground hydraulics powerpoint presentation free. Ricky rescue training academys ffp1 bfst1 atpc1 fire service hydraulics course is a selfpaced online fire course with ongoing open enrollment and is one of the two required courses for the florida pump operator certification. Fireground hydraulics bonitasunnyside fire protection. Table 1 shows the amount of expansion at various temperatures. We talked about friction in hose and in general, the larger the hose, the lower the friction loss. Fire ground hydraulics purpose pump operators should develop a working knowledge of the basic theories and formulas of hydraulics. Pumping apparatus driveroperator the alabama fire college.
Dpo hydraulics refresher lake jackson volunteer fire department. A free powerpoint ppt presentation displayed as a flash slide show on id. Trouble shooting the pump has become a lost art with the implementation of pressure governors. Fire fighting hydraulic formulas flashcards quizlet. In addition to driving the fire apparatus to and from the emergency scene the driver operator do is also responsible for operating its fire pump and possessing a thorough knowledge of all of the tools and equipment carried onboard. Fire apparatus driveroperator 1b student supplement, sft, 2008 edition fire fighting hydraulics, purington, first edition fire service instructors manual, waterous pump company, 1996 edition nfpa 1002. Back cheat sheet after learning the equations for friction loss and engine pressure, all thats left is knowing which values to. To produce effective fire streams, an extensive knowledge of hydraulics is essential. Reason being, in the heat of the battle and without a calculator it was impossible to use. P pressure in pascal density of the fluid normally kgm3 for fresh water g acceleration due to gravity constant 9. It coves some of the more useful hydraulic formula such as discharge from a sprinkler head kfactor, bernoullis theorem, water density and the pressure loss formula.
We can be certain that the flow, force, andor pressure are safe. Describe and demonstrate the operation of fog and solid stream nozzles. Standard for fire apparatus driveroperator professional qualifications, 2009 edition. The purpose of this course is to train pump operators in the basic level of fire ground hydraulics. The following are common abbreviations that are used in hydraulics and throughout this manual. Ffp2 bfst2 atpc2 apparatus operations is the other required course. Download dons infamous hydraulic calculator cheat sheet.
393 980 24 553 789 695 644 617 995 896 1177 727 1266 498 345 538 665 620 725 214 922 485 729 819 706 138 598 530 182 500 923 541 903 499 746