Convert flow-rate units
API · /flowrate-api
Flow Rate API
Pipe-flow maths as an API, computed locally and deterministically. The flow endpoint relates the three quantities of pipe flow — volumetric flow rate, fluid velocity and pipe diameter — through the continuity relation Q = A·v (with A = π/4·D²): give any two and it returns the third, with the flow rate expressed in litres per second and minute, cubic metres per hour, US gallons per minute and cubic feet per minute, plus the velocity and the pipe cross-section. The reynolds endpoint computes the Reynolds number from velocity, diameter and the fluid (water, air, oil and more, or a custom kinematic viscosity) and classifies the flow as laminar, transitional or turbulent. The convert endpoint converts a flow rate between litres per second and minute, cubic metres per hour, US gallons per minute, cubic feet per minute and per second. Everything is computed locally and deterministically, so it is instant and private. It is computed in SI internally; Reynolds uses the kinematic viscosity at about 20°C. Ideal for plumbing and HVAC tools, pump and irrigation sizing, process and fluid-engineering software, and hydraulics calculators. Pure local computation — no key, no third-party service, instant. Live, nothing stored. 3 endpoints. This is fluid flow in pipes; for plain volume or unit conversion use a unit-conversion API.
API salute
salutare- Tempo di attività
- 100.00%
- Sondaggi del server · 24 ore su 24
- Latenza media
- 90 ms
- Sondaggi del server · 24 ore su 24
- Abbonati
- 4,789
- attiva
- Chiamate totali
- 40
- ultimi 7 giorni
Prezzi
Scegli un livello: fatturazione mensile, annullamento in qualsiasi momento.
Free
Gratis
- 11,135 chiamate/mese
- 2 richieste/secondo
- Tetto rigido (429 sopra la quota, nessuna eccedenza)
- 11,135 calls/month
- 2 req/sec
- Flow + Reynolds + convert
- No credit card
Starter
€12.65 /mese
- 20,750 chiamate/mese
- 8 richieste/secondo
- Tetto rigido (429 sopra la quota, nessuna eccedenza)
- 20.75k calls/month
- 8 req/sec
- Fluids + metric/imperial
- Email support
Pro
€32.55 /mese
- 257,500 chiamate/mese
- 20 richieste/secondo
- Tetto rigido (429 sopra la quota, nessuna eccedenza)
- 257.5k calls/month
- 20 req/sec
- HVAC / hydraulics pipelines
- Priority support
Mega
€70.55 /mese
- 1,330,000 chiamate/mese
- 50 richieste/secondo
- Tetto rigido (429 sopra la quota, nessuna eccedenza)
- 1.33M calls/month
- 50 req/sec
- Platform scale
- Dedicated SLA
Costruito da
Correlato APIs
Altro APIs con tag sovrapposti.
Reynolds Number API
Dimensionless flow-number maths for fluid-mechanics similitude as an API, computed locally and deterministically. The reynolds endpoint computes the Reynolds number, Re = v·L/ν = ρvL/μ — the ratio of inertial to viscous forces — from the velocity, a characteristic length (pipe diameter) and either the kinematic viscosity or the density and dynamic viscosity, and classifies the flow as laminar (< 2300), transitional (2300–4000) or turbulent (> 4000). The froude endpoint computes the Froude number, Fr = v/√(g·L) — the ratio of inertia to gravity used for open-channel and ship flows — together with the critical velocity, and tells you whether the flow is subcritical (tranquil), critical or supercritical (shooting). The mach endpoint computes the Mach number, M = v/c, with the sound speed taken directly or worked out from the air temperature, c = √(γRT), and classifies the speed as subsonic, transonic, supersonic or hypersonic. Everything is computed locally and deterministically, so it is instant and private. Ideal for fluid-mechanics, aerodynamics and hydraulics tools, model-scaling and wind-tunnel similitude, pipe-flow and open-channel analysis, and engineering education. Pure local computation — no key, no third-party service, instant. Live, nothing stored. 3 endpoints. This is dimensionless-number similitude; for pipe friction pressure drop use a Darcy-Weisbach API and for open-channel uniform flow use a Manning API.
api.oanor.com/reynolds-api
O-Ring Seal API
O-Ring-Dichtungs-Design-Mathematik als API, lokal und deterministisch berechnet – die Squeeze-, Gland- und Stretch-Werte, die ein Ingenieur oder Hersteller für eine Dichtung entwirft. Der Squeeze-Endpunkt liefert die Kompression, die die Dichtung bewirkt: Squeeze = (Querschnitt − Nuttiefe) ÷ Querschnitt, also wird eine 0,139-Zoll-Schnur in einer 0,113-Zoll-tiefen Nut um 18,7 % gequetscht, und bewertet das Ergebnis – etwa 10–16 % eignet sich für dynamische (hin- und hergehende) Dichtungen und 15–30 % für statische – und, bei gegebener Nutbreite, den Nutfüllgrad, der unter etwa 85 % bleiben sollte, damit der Gummi Platz zum Ausdehnen durch Hitze oder Flüssigkeitsquellung hat. Der Gland-Endpunkt arbeitet umgekehrt: Aus dem Querschnitt und ob die Dichtung statisch oder dynamisch ist (oder einem Ziel-Squeeze) gibt er die Nuttiefe und eine Breite zurück, die für etwa 70 % Füllung ausgelegt ist – typischerweise das 1,3- bis 1,5-fache des Querschnitts – plus einen Eckradius. Der Stretch-Endpunkt prüft die Installation: Stretch = (Paarungsdurchmesser − O-Ring-ID) ÷ ID, der unter etwa 5 % auf einer Stange bleiben sollte, da Dehnung den Querschnitt verringert und Squeeze stiehlt. Alles wird lokal und deterministisch berechnet, daher ist es sofort und privat. Ideal für App-Entwickler im Maschinenbau, Hydraulik, Pneumatik, Vakuum- und Produktdesign, Dichtungsauswahl- und Nutdesign-Tools sowie CAD-Plugins. Reine lokale Berechnung – kein Key, kein Drittanbieter-Service, sofort. Zoll oder Millimeter. Live, nichts gespeichert. 3 Compute-Endpunkte.
api.oanor.com/oring-api
API de Eflujo de Torricelli
Matemáticas de eflujo de Torricelli y descarga por orificio como una API, calculadas local y determinísticamente. El endpoint de velocidad aplica la ley de Torricelli, v = √(2·g·h) — la velocidad a la que un fluido sale de un orificio bajo una carga h es igual a la de un cuerpo que ha caído la misma altura — y devuelve la velocidad ideal y real del chorro (corregida por un coeficiente de velocidad), y, si se proporciona el diámetro o área del orificio, el caudal volumétrico ideal y real Q = Cd·A·√(2gh) en litros por segundo y minuto, metros cúbicos por hora y galones estadounidenses por minuto. El endpoint de tiempo de vaciado calcula cuánto tarda un tanque cilíndrico vertical en vaciarse a través de un orificio, t = (2·A_tanque)/(Cd·A_orificio·√(2g))·(√h0 − √h1), a partir de los tamaños del tanque y del orificio, la carga inicial y una carga final opcional, con el caudal inicial. El endpoint de alcance da la distancia horizontal que recorre un chorro desde un orificio lateral antes de caer, x = 2·Cv·√(h·y), a partir de la carga sobre el orificio y la altura del orificio sobre el suelo, con la velocidad del chorro y el tiempo de vuelo. Los coeficientes de descarga y velocidad tienen valores predeterminados de 0.62 y 0.97 y pueden ser anulados, al igual que la gravedad. Todo se calcula local y determinísticamente, por lo que es instantáneo y privado. Ideal para herramientas de mecánica de fluidos e hidráulica, drenaje de tanques, riego y aplicaciones de ingeniería de procesos, y educación en física. Cálculo puramente local — sin clave, sin servicio de terceros, instantáneo. En vivo, no se almacena nada. 3 endpoints. Esto es eflujo por orificio y drenaje de tanques; para continuidad en tuberías Q = A·v use una API de caudal y para volumen y nivel de tanque use una API de tanque.
api.oanor.com/torricelli-api
Open Channel Flow API
Open-channel flow maths as an API, computed locally and deterministically with the Manning equation. The flow endpoint computes the discharge and velocity of water in an open channel — rectangular, trapezoidal, triangular or circular (a part-full pipe) — from the flow depth, the channel dimensions, the channel slope and the Manning roughness coefficient n: it works out the flow area, the wetted perimeter and the hydraulic radius, then applies Q = (1/n)·A·R^(2/3)·S^(1/2) and V = Q/A, reporting the discharge in cubic metres per second and hour, litres per second, cubic feet per second and US gallons per minute. The normal-depth endpoint reverses it: given a target discharge it solves for the normal depth by bisection and returns the resulting area, velocity and a discharge check. The roughness endpoint is a reference of typical Manning n values, from smooth PVC (0.009) and concrete (0.013) through earth and gravel to rocky natural streams (0.05); pass a material name or an explicit n. Dimensions are metric (metres by default, or cm, mm, ft, in). Everything is computed locally and deterministically, so it is instant and private. Ideal for civil and drainage engineering tools, stormwater and culvert design, irrigation and hydrology apps, and environmental modelling. Pure local computation — no key, no third-party service, instant. Live, nothing stored. 3 endpoints. This is open-channel (Manning) hydraulics; for full-pipe flow rate from diameter and velocity use a pipe-flow API.
api.oanor.com/manning-api
Domande frequenti
Risposte rapide su prezzi, quote e integrazione.
Come ottengo una chiave API per Flow Rate API?
Qual è il limite di velocità di Flow Rate API?
Quanto costa Flow Rate API?
Posso cancellare l'abbonamento in qualsiasi momento?
Flow Rate API è conforme al GDPR?
Scegli un endpoint dall'elenco a sinistra per visualizzarne i dettagli e provarlo.
Frammenti di codice
Iscriviti per ottenere una chiave API, quindi chiama qualsiasi percorso sotto il tuo slug.
curl https://api.oanor.com/flowrate-api/SOME_PATH \
-H "x-oanor-key: oanor_test_..."
const res = await fetch("https://api.oanor.com/flowrate-api/SOME_PATH", {
headers: { "x-oanor-key": "oanor_test_..." }
});
const data = await res.json();
$ch = curl_init("https://api.oanor.com/flowrate-api/SOME_PATH");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
$response = curl_exec($ch);
import requests
r = requests.get(
"https://api.oanor.com/flowrate-api/SOME_PATH",
headers={"x-oanor-key": "oanor_test_..."},
)
print(r.json())
Valutazioni
Accedi per votare.
Nessuna recensione ancora.
Discussione
Fai domande, condividi consigli, ricevi risposte dal provider e dagli altri sviluppatori. Pubblico — chiunque può leggere.
Accedi per scrivere o rispondere.
AccediNuova discussione
·
-
Risposta del provider
🔒 Discussione bloccata — non si può più rispondere.
-
·
- Nessuna discussione — inizia tu.
Supporto
Supporto privato 1:1 con il provider — fatturazione, integrazione, account. Solo tu e il team del provider vedete questi thread.
Accedi per aprire un ticket di supporto.
AccediApri nuovo ticket
Descrivi cosa ti serve. Il team del provider riceve un'email e risponde sulla pagina del ticket.
-
·
Urgente - Nessun ticket per questa API.